[INFO] cloning repository https://github.com/joshuathayer/sophie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshuathayer/sophie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuathayer%2Fsophie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuathayer%2Fsophie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e83e803b99f7fb37fd2b77622ab250311e1475dc
[INFO] checking joshuathayer/sophie against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuathayer%2Fsophie" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshuathayer/sophie on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joshuathayer/sophie
[INFO] finished tweaking git repo https://github.com/joshuathayer/sophie
[INFO] tweaked toml for git repo https://github.com/joshuathayer/sophie written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/joshuathayer/sophie already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d4d731d8ed4bd09f520604b581ffb75b276d2131d8f88bf336f046e4807082c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1d4d731d8ed4bd09f520604b581ffb75b276d2131d8f88bf336f046e4807082c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d4d731d8ed4bd09f520604b581ffb75b276d2131d8f88bf336f046e4807082c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d4d731d8ed4bd09f520604b581ffb75b276d2131d8f88bf336f046e4807082c", kill_on_drop: false }`
[INFO] [stdout] 1d4d731d8ed4bd09f520604b581ffb75b276d2131d8f88bf336f046e4807082c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d35c1be3a211c11dadb37fb807ef43a819ff61d18cecc10ba7d61600a95d924b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d35c1be3a211c11dadb37fb807ef43a819ff61d18cecc10ba7d61600a95d924b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]     Checking indextree v4.0.0
[INFO] [stderr]     Checking radix_trie v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking sophie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/value.rs:120:1
[INFO] [stdout]     |
[INFO] [stdout] 120 | / macro_rules! is_float {
[INFO] [stdout] 121 | |     ($value:expr) => {{
[INFO] [stdout] 122 | |         match $value {
[INFO] [stdout] 123 | |             crate::value::ValueType::FLOAT(_) => true,
[INFO] [stdout] ...   |
[INFO] [stdout] 126 | |     }}
[INFO] [stdout] 127 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/value.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | / macro_rules! is_int {
[INFO] [stdout] 130 | |     ($value:expr) => {{
[INFO] [stdout] 131 | |         match $value {
[INFO] [stdout] 132 | |             crate::value::ValueType::INT(_) => true,
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |     }}
[INFO] [stdout] 136 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/vm.rs:297:24
[INFO] [stdout]     |
[INFO] [stdout] 297 |                     if (is_falsey(cond)) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/value.rs:120:1
[INFO] [stdout]     |
[INFO] [stdout] 120 | / macro_rules! is_float {
[INFO] [stdout] 121 | |     ($value:expr) => {{
[INFO] [stdout] 122 | |         match $value {
[INFO] [stdout] 123 | |             crate::value::ValueType::FLOAT(_) => true,
[INFO] [stdout] ...   |
[INFO] [stdout] 126 | |     }}
[INFO] [stdout] 127 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/value.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | / macro_rules! is_int {
[INFO] [stdout] 130 | |     ($value:expr) => {{
[INFO] [stdout] 131 | |         match $value {
[INFO] [stdout] 132 | |             crate::value::ValueType::INT(_) => true,
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |     }}
[INFO] [stdout] 136 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/vm.rs:297:24
[INFO] [stdout]     |
[INFO] [stdout] 297 |                     if (is_falsey(cond)) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/scanner.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 218 |     if (has_point) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/scanner.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 218 |     if (has_point) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0004]: non-exhaustive patterns: `&_` not covered
[INFO] [stdout]    --> src/compiler.rs:388:35
[INFO] [stdout]     |
[INFO] [stdout] 388 | ...                   match t {
[INFO] [stdout]     |                             ^ pattern `&_` not covered
[INFO] [stdout]     |
[INFO] [stdout]     = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
[INFO] [stdout]     = note: the matched value is of type `&Option<Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next_node` is never read
[INFO] [stdout]    --> src/compiler.rs:382:25
[INFO] [stdout]     |
[INFO] [stdout] 382 |                         next_node = ast.get(next_id).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/compiler.rs:383:33
[INFO] [stdout]     |
[INFO] [stdout] 383 |                         let mut i = 0;
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0004]: non-exhaustive patterns: `&_` not covered
[INFO] [stdout]    --> src/compiler.rs:388:35
[INFO] [stdout]     |
[INFO] [stdout] 388 | ...                   match t {
[INFO] [stdout]     |                             ^ pattern `&_` not covered
[INFO] [stdout]     |
[INFO] [stdout]     = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
[INFO] [stdout]     = note: the matched value is of type `&Option<Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next_node` is never read
[INFO] [stdout]    --> src/compiler.rs:382:25
[INFO] [stdout]     |
[INFO] [stdout] 382 |                         next_node = ast.get(next_id).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/compiler.rs:383:33
[INFO] [stdout]     |
[INFO] [stdout] 383 |                         let mut i = 0;
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/compiler.rs:305:29
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         let mut conditional_id = first_child
[INFO] [stdout]     |                             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/compiler.rs:383:29
[INFO] [stdout]     |
[INFO] [stdout] 383 |                         let mut i = 0;
[INFO] [stdout]     |                             ----^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/compiler.rs:305:29
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         let mut conditional_id = first_child
[INFO] [stdout]     |                             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/compiler.rs:383:29
[INFO] [stdout]     |
[INFO] [stdout] 383 |                         let mut i = 0;
[INFO] [stdout]     |                             ----^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sophie` due to 2 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d35c1be3a211c11dadb37fb807ef43a819ff61d18cecc10ba7d61600a95d924b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35c1be3a211c11dadb37fb807ef43a819ff61d18cecc10ba7d61600a95d924b", kill_on_drop: false }`
[INFO] [stdout] d35c1be3a211c11dadb37fb807ef43a819ff61d18cecc10ba7d61600a95d924b