[INFO] fetching crate ezno-checker 0.0.18...
[INFO] testing ezno-checker-0.0.18 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate ezno-checker 0.0.18 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ezno-checker 0.0.18
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ezno-checker 0.0.18
[INFO] tweaked toml for crates.io crate ezno-checker 0.0.18 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ezno-checker 0.0.18 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ezno-checker 0.0.18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c8f22b0ad326ca67756b3d7b566577b8952fa524f1f6b436659d109a707ff24
[INFO] running `Command { std: "docker" "start" "-a" "1c8f22b0ad326ca67756b3d7b566577b8952fa524f1f6b436659d109a707ff24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c8f22b0ad326ca67756b3d7b566577b8952fa524f1f6b436659d109a707ff24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8f22b0ad326ca67756b3d7b566577b8952fa524f1f6b436659d109a707ff24", kill_on_drop: false }`
[INFO] [stdout] 1c8f22b0ad326ca67756b3d7b566577b8952fa524f1f6b436659d109a707ff24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edbf94c18b688505ce878772754079e7b16371dabfbfbc41aac1ab6395c9c371
[INFO] running `Command { std: "docker" "start" "-a" "edbf94c18b688505ce878772754079e7b16371dabfbfbc41aac1ab6395c9c371", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling either_n v0.2.0
[INFO] [stderr]    Compiling string-cases v0.2.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.20
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[INFO] [stderr]    Compiling iterator-endiate v0.2.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling path-dedot v3.1.1
[INFO] [stderr]    Compiling temporary-annex v0.1.0
[INFO] [stderr]    Compiling simple-json-parser v0.0.2
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling levenshtein v1.0.5
[INFO] [stderr]    Compiling ordered-float v4.5.0
[INFO] [stderr]    Compiling path-absolutize v3.1.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling macro_rules_attribute v0.2.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling regress v0.10.1
[INFO] [stderr]    Compiling syn-helpers v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling derive-finite-automaton-derive v0.2.0
[INFO] [stderr]    Compiling enum-variants-strings-derive v0.3.0
[INFO] [stderr]    Compiling derive-enum-from-into v0.2.0
[INFO] [stderr]    Compiling self-rust-tokenize-derive v0.3.4
[INFO] [stderr]    Compiling get-field-by-type-derive v0.0.4
[INFO] [stderr]    Compiling enum-variants-strings v0.3.0
[INFO] [stderr]    Compiling derive-finite-automaton v0.2.0
[INFO] [stderr]    Compiling derive-partial-eq-extras v0.2.0
[INFO] [stderr]    Compiling derive-debug-extras v0.3.0
[INFO] [stderr]    Compiling ezno-parser-visitable-derive v0.0.9
[INFO] [stderr]    Compiling binary-serialize-derive v0.0.3
[INFO] [stderr]    Compiling get-field-by-type v0.0.4
[INFO] [stderr]    Compiling self-rust-tokenize v0.3.4
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling source-map v0.15.0
[INFO] [stderr]    Compiling tokenizer-lib v1.6.0
[INFO] [stderr]    Compiling ezno-parser v0.1.7
[INFO] [stderr]    Compiling ezno-checker v0.0.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:127:15
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn as_syntax(&self) -> Option<&Syntax>;
[INFO] [stdout]     |                  ^^^^^            -------
[INFO] [stdout]     |                  |                ||
[INFO] [stdout]     |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]     |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn as_syntax(&self) -> Option<&Syntax<'_>>;
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:517:28
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn as_general_context(&self) -> GeneralContext {
[INFO] [stdout]     |                               ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn as_general_context(&self) -> GeneralContext<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:739:29
[INFO] [stdout]     |
[INFO] [stdout] 739 |     pub(crate) fn parents_iter(&self) -> impl Iterator<Item = GeneralContext> + '_ {
[INFO] [stdout]     |                                ^^^^^                          --------------    -- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                              |
[INFO] [stdout]     |                                |                              the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 739 |     pub(crate) fn parents_iter(&self) -> impl Iterator<Item = GeneralContext<'_>> + '_ {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/context/environment.rs:91:15
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn as_syntax(&self) -> Option<&Syntax> {
[INFO] [stdout]    |                  ^^^^^            -------
[INFO] [stdout]    |                  |                ||
[INFO] [stdout]    |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn as_syntax(&self) -> Option<&Syntax<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/environment.rs:792:27
[INFO] [stdout]     |
[INFO] [stdout] 792 |     pub(crate) fn get_parent(&self) -> GeneralContext {
[INFO] [stdout]     |                              ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 792 |     pub(crate) fn get_parent(&self) -> GeneralContext<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/information.rs:207:3
[INFO] [stdout]     |
[INFO] [stdout] 207 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] 208 |         ty: TypeId,
[INFO] [stdout] 209 |     ) -> Option<&Vec<(Publicity, PropertyKey, PropertyValue)>> {
[INFO] [stdout]     |                 ---------------------------------------------
[INFO] [stdout]     |                 |                |
[INFO] [stdout]     |                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                 the lifetimes get resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 209 |     ) -> Option<&Vec<(Publicity, PropertyKey<'_>, PropertyValue)>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/context/root.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn as_syntax(&self) -> Option<&super::Syntax> {
[INFO] [stdout]    |                  ^^^^^            --------------
[INFO] [stdout]    |                  |                ||
[INFO] [stdout]    |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn as_syntax(&self) -> Option<&super::Syntax<'_>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/types/terms.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn as_js_string(&self) -> Cow<str> {
[INFO] [stdout]    |                         ^^^^^     -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn as_js_string(&self) -> Cow<'_, str> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `Command { std: "docker" "inspect" "edbf94c18b688505ce878772754079e7b16371dabfbfbc41aac1ab6395c9c371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edbf94c18b688505ce878772754079e7b16371dabfbfbc41aac1ab6395c9c371", kill_on_drop: false }`
[INFO] [stdout] edbf94c18b688505ce878772754079e7b16371dabfbfbc41aac1ab6395c9c371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59dc0bd6b84b1c45193aaa0a45ebb8c0f54431b3b949fda1ee4c982c1334d6a2
[INFO] running `Command { std: "docker" "start" "-a" "59dc0bd6b84b1c45193aaa0a45ebb8c0f54431b3b949fda1ee4c982c1334d6a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:127:15
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn as_syntax(&self) -> Option<&Syntax>;
[INFO] [stdout]     |                  ^^^^^            -------
[INFO] [stdout]     |                  |                ||
[INFO] [stdout]     |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]     |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn as_syntax(&self) -> Option<&Syntax<'_>>;
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:517:28
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn as_general_context(&self) -> GeneralContext {
[INFO] [stdout]     |                               ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn as_general_context(&self) -> GeneralContext<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:739:29
[INFO] [stdout]     |
[INFO] [stdout] 739 |     pub(crate) fn parents_iter(&self) -> impl Iterator<Item = GeneralContext> + '_ {
[INFO] [stdout]     |                                ^^^^^                          --------------    -- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                              |
[INFO] [stdout]     |                                |                              the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 739 |     pub(crate) fn parents_iter(&self) -> impl Iterator<Item = GeneralContext<'_>> + '_ {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/context/environment.rs:91:15
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn as_syntax(&self) -> Option<&Syntax> {
[INFO] [stdout]    |                  ^^^^^            -------
[INFO] [stdout]    |                  |                ||
[INFO] [stdout]    |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn as_syntax(&self) -> Option<&Syntax<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/environment.rs:792:27
[INFO] [stdout]     |
[INFO] [stdout] 792 |     pub(crate) fn get_parent(&self) -> GeneralContext {
[INFO] [stdout]     |                              ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 792 |     pub(crate) fn get_parent(&self) -> GeneralContext<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/information.rs:207:3
[INFO] [stdout]     |
[INFO] [stdout] 207 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] 208 |         ty: TypeId,
[INFO] [stdout] 209 |     ) -> Option<&Vec<(Publicity, PropertyKey, PropertyValue)>> {
[INFO] [stdout]     |                 ---------------------------------------------
[INFO] [stdout]     |                 |                |
[INFO] [stdout]     |                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                 the lifetimes get resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 209 |     ) -> Option<&Vec<(Publicity, PropertyKey<'_>, PropertyValue)>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/context/root.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn as_syntax(&self) -> Option<&super::Syntax> {
[INFO] [stdout]    |                  ^^^^^            --------------
[INFO] [stdout]    |                  |                ||
[INFO] [stdout]    |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn as_syntax(&self) -> Option<&super::Syntax<'_>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/types/terms.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn as_js_string(&self) -> Cow<str> {
[INFO] [stdout]    |                         ^^^^^     -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn as_js_string(&self) -> Cow<'_, str> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling match_deref v0.1.1
[INFO] [stderr]    Compiling ezno-checker v0.0.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `i` is never used
[INFO] [stdout]    --> src/utilities/float_range.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     fn i(a: f64) -> (InclusiveExclusive, BetterF64) {
[INFO] [stdout]     |        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:127:15
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn as_syntax(&self) -> Option<&Syntax>;
[INFO] [stdout]     |                  ^^^^^            -------
[INFO] [stdout]     |                  |                ||
[INFO] [stdout]     |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]     |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn as_syntax(&self) -> Option<&Syntax<'_>>;
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:517:28
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn as_general_context(&self) -> GeneralContext {
[INFO] [stdout]     |                               ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 517 |     pub fn as_general_context(&self) -> GeneralContext<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/mod.rs:739:29
[INFO] [stdout]     |
[INFO] [stdout] 739 |     pub(crate) fn parents_iter(&self) -> impl Iterator<Item = GeneralContext> + '_ {
[INFO] [stdout]     |                                ^^^^^                          --------------    -- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                |                              |
[INFO] [stdout]     |                                |                              the lifetimes get resolved as `'_`
[INFO] [stdout]     |                                this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 739 |     pub(crate) fn parents_iter(&self) -> impl Iterator<Item = GeneralContext<'_>> + '_ {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/context/environment.rs:91:15
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn as_syntax(&self) -> Option<&Syntax> {
[INFO] [stdout]    |                  ^^^^^            -------
[INFO] [stdout]    |                  |                ||
[INFO] [stdout]    |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn as_syntax(&self) -> Option<&Syntax<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/environment.rs:792:27
[INFO] [stdout]     |
[INFO] [stdout] 792 |     pub(crate) fn get_parent(&self) -> GeneralContext {
[INFO] [stdout]     |                              ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 792 |     pub(crate) fn get_parent(&self) -> GeneralContext<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/context/information.rs:207:3
[INFO] [stdout]     |
[INFO] [stdout] 207 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] 208 |         ty: TypeId,
[INFO] [stdout] 209 |     ) -> Option<&Vec<(Publicity, PropertyKey, PropertyValue)>> {
[INFO] [stdout]     |                 ---------------------------------------------
[INFO] [stdout]     |                 |                |
[INFO] [stdout]     |                 |                the lifetimes get resolved as `'_`
[INFO] [stdout]     |                 the lifetimes get resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 209 |     ) -> Option<&Vec<(Publicity, PropertyKey<'_>, PropertyValue)>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/context/root.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn as_syntax(&self) -> Option<&super::Syntax> {
[INFO] [stdout]    |                  ^^^^^            --------------
[INFO] [stdout]    |                  |                ||
[INFO] [stdout]    |                  |                |the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  |                the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn as_syntax(&self) -> Option<&super::Syntax<'_>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/types/terms.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn as_js_string(&self) -> Cow<str> {
[INFO] [stdout]    |                         ^^^^^     -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn as_js_string(&self) -> Cow<'_, str> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3m 31s
[INFO] running `Command { std: "docker" "inspect" "59dc0bd6b84b1c45193aaa0a45ebb8c0f54431b3b949fda1ee4c982c1334d6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59dc0bd6b84b1c45193aaa0a45ebb8c0f54431b3b949fda1ee4c982c1334d6a2", kill_on_drop: false }`
[INFO] [stdout] 59dc0bd6b84b1c45193aaa0a45ebb8c0f54431b3b949fda1ee4c982c1334d6a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b6f286d8bf6b838b47b0d8e2a31a273c8ef660f71a732499ab135b6b0490b44
[INFO] running `Command { std: "docker" "start" "-a" "4b6f286d8bf6b838b47b0d8e2a31a273c8ef660f71a732499ab135b6b0490b44", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/context/mod.rs:127:15
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn as_syntax(&self) -> Option<&Syntax>;
[INFO] [stderr]     |                  ^^^^^            -------
[INFO] [stderr]     |                  |                ||
[INFO] [stderr]     |                  |                |the lifetimes get resolved as `'_`
[INFO] [stderr]     |                  |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                  this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn as_syntax(&self) -> Option<&Syntax<'_>>;
[INFO] [stderr]     |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/context/mod.rs:517:28
[INFO] [stderr]     |
[INFO] [stderr] 517 |     pub fn as_general_context(&self) -> GeneralContext {
[INFO] [stderr]     |                               ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                               |
[INFO] [stderr]     |                               this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 517 |     pub fn as_general_context(&self) -> GeneralContext<'_> {
[INFO] [stderr]     |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/context/mod.rs:739:29
[INFO] [stderr]     |
[INFO] [stderr] 739 |     pub(crate) fn parents_iter(&self) -> impl Iterator<Item = GeneralContext> + '_ {
[INFO] [stderr]     |                                ^^^^^                          --------------    -- the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                |                              |
[INFO] [stderr]     |                                |                              the lifetimes get resolved as `'_`
[INFO] [stderr]     |                                this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 739 |     pub(crate) fn parents_iter(&self) -> impl Iterator<Item = GeneralContext<'_>> + '_ {
[INFO] [stderr]     |                                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/context/environment.rs:91:15
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn as_syntax(&self) -> Option<&Syntax> {
[INFO] [stderr]    |                  ^^^^^            -------
[INFO] [stderr]    |                  |                ||
[INFO] [stderr]    |                  |                |the lifetimes get resolved as `'_`
[INFO] [stderr]    |                  |                the lifetimes get resolved as `'_`
[INFO] [stderr]    |                  this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn as_syntax(&self) -> Option<&Syntax<'_>> {
[INFO] [stderr]    |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/context/environment.rs:792:27
[INFO] [stderr]     |
[INFO] [stderr] 792 |     pub(crate) fn get_parent(&self) -> GeneralContext {
[INFO] [stderr]     |                              ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 792 |     pub(crate) fn get_parent(&self) -> GeneralContext<'_> {
[INFO] [stderr]     |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/context/information.rs:207:3
[INFO] [stderr]     |
[INFO] [stderr] 207 |         &self,
[INFO] [stderr]     |         ^^^^^ this lifetime flows to the output
[INFO] [stderr] 208 |         ty: TypeId,
[INFO] [stderr] 209 |     ) -> Option<&Vec<(Publicity, PropertyKey, PropertyValue)>> {
[INFO] [stderr]     |                 ---------------------------------------------
[INFO] [stderr]     |                 |                |
[INFO] [stderr]     |                 |                the lifetimes get resolved as `'_`
[INFO] [stderr]     |                 the lifetimes get resolved as `'_`
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 209 |     ) -> Option<&Vec<(Publicity, PropertyKey<'_>, PropertyValue)>> {
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/context/root.rs:30:15
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn as_syntax(&self) -> Option<&super::Syntax> {
[INFO] [stderr]    |                  ^^^^^            --------------
[INFO] [stderr]    |                  |                ||
[INFO] [stderr]    |                  |                |the lifetimes get resolved as `'_`
[INFO] [stderr]    |                  |                the lifetimes get resolved as `'_`
[INFO] [stderr]    |                  this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn as_syntax(&self) -> Option<&super::Syntax<'_>> {
[INFO] [stderr]    |                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/types/terms.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn as_js_string(&self) -> Cow<str> {
[INFO] [stderr]    |                         ^^^^^     -------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn as_js_string(&self) -> Cow<'_, str> {
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: function `i` is never used
[INFO] [stderr]    --> src/utilities/float_range.rs:239:5
[INFO] [stderr]     |
[INFO] [stderr] 239 |     fn i(a: f64) -> (InclusiveExclusive, BetterF64) {
[INFO] [stderr]     |        ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ezno-checker` (lib) generated 8 warnings
[INFO] [stderr] warning: `ezno-checker` (lib test) generated 9 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ezno_checker-abf7b2b8e3591f3c)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test utilities::float_range::tests::above ... ok
[INFO] [stdout] test utilities::float_range::tests::multiple_of ... ok
[INFO] [stdout] test utilities::float_range::tests::below ... ok
[INFO] [stdout] test utilities::float_range::tests::contained_in ... ok
[INFO] [stdout] test utilities::float_range::tests::overlaps ... ok
[INFO] [stdout] test utilities::float_range::tests::space_multiplication ... ok
[INFO] [stdout] test utilities::float_range::tests::space_addition ... ok
[INFO] [stdout] test utilities::modulo_class::tests::gcd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/partial_source.rs (/opt/rustwide/target/debug/deps/partial_source-5930510db1450047)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test partial_checking ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/suggestions.rs (/opt/rustwide/target/debug/deps/suggestions-f4acd2ea91a209c8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test suggestions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/type_mappings.rs (/opt/rustwide/target/debug/deps/type_mappings-9c3e30cbd4236766)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test type_mappings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ezno_checker
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b6f286d8bf6b838b47b0d8e2a31a273c8ef660f71a732499ab135b6b0490b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6f286d8bf6b838b47b0d8e2a31a273c8ef660f71a732499ab135b6b0490b44", kill_on_drop: false }`
[INFO] [stdout] 4b6f286d8bf6b838b47b0d8e2a31a273c8ef660f71a732499ab135b6b0490b44
