[INFO] fetching crate fungus 0.1.27... [INFO] checking fungus-0.1.27 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate fungus 0.1.27 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate fungus 0.1.27 [INFO] finished tweaking crates.io crate fungus 0.1.27 [INFO] tweaked toml for crates.io crate fungus 0.1.27 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fungus 0.1.27 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fungus 0.1.27 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tar v0.4.30 [INFO] [stderr] Downloaded gory v0.1.8 [INFO] [stderr] Downloaded filetime v0.2.13 [INFO] [stderr] Downloaded regex v1.4.2 [INFO] [stderr] Downloaded regex-syntax v0.6.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4456b86189d2b57a3abac2c09a668c6112353b263d20b6f25f98175857ced088 [INFO] running `Command { std: "docker" "start" "-a" "4456b86189d2b57a3abac2c09a668c6112353b263d20b6f25f98175857ced088", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4456b86189d2b57a3abac2c09a668c6112353b263d20b6f25f98175857ced088", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4456b86189d2b57a3abac2c09a668c6112353b263d20b6f25f98175857ced088", kill_on_drop: false }` [INFO] [stdout] 4456b86189d2b57a3abac2c09a668c6112353b263d20b6f25f98175857ced088 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec8191e0c864bdf5e7ea6aa2a0119473054df97cbe78d48128b4822d9c76d0bd [INFO] running `Command { std: "docker" "start" "-a" "ec8191e0c864bdf5e7ea6aa2a0119473054df97cbe78d48128b4822d9c76d0bd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking subtle v2.4.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking filetime v0.2.13 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking gory v0.1.8 [INFO] [stderr] Checking tar v0.4.30 [INFO] [stderr] Checking flate2 v1.0.19 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking blake2 v0.9.1 [INFO] [stderr] Checking fungus v0.1.27 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/core/string.rs:109:26 [INFO] [stdout] | [INFO] [stdout] 109 | assert_eq!("foo".trim_suffix("oo"), "f".to_string()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `core::string::StringExt::trim_suffix(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(trim_prefix_suffix)]` to the crate attributes to enable `core::str::::trim_suffix` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(trim_prefix_suffix)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/core/string.rs:110:26 [INFO] [stdout] | [INFO] [stdout] 110 | assert_eq!("ƒoo".trim_suffix("o"), "ƒo".to_string()); // fancy f! [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `core::string::StringExt::trim_suffix(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(trim_prefix_suffix)]` to the crate attributes to enable `core::str::::trim_suffix` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(trim_prefix_suffix)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sys/path.rs:834:14 [INFO] [stdout] | [INFO] [stdout] 834 | fn first(&self) -> FuResult; [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 834 | fn first(&self) -> FuResult>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sys/path.rs:1004:13 [INFO] [stdout] | [INFO] [stdout] 1004 | fn last(&self) -> FuResult; [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] 1004 | fn last(&self) -> FuResult>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sys/path.rs:1302:14 [INFO] [stdout] | [INFO] [stdout] 1302 | fn first(&self) -> FuResult { [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] 1302 | fn first(&self) -> FuResult> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sys/path.rs:1359:13 [INFO] [stdout] | [INFO] [stdout] 1359 | fn last(&self) -> FuResult { [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] 1359 | fn last(&self) -> FuResult> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sys/path.rs:834:14 [INFO] [stdout] | [INFO] [stdout] 834 | fn first(&self) -> FuResult; [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [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] 834 | fn first(&self) -> FuResult>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sys/path.rs:1004:13 [INFO] [stdout] | [INFO] [stdout] 1004 | fn last(&self) -> FuResult; [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] 1004 | fn last(&self) -> FuResult>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sys/path.rs:1302:14 [INFO] [stdout] | [INFO] [stdout] 1302 | fn first(&self) -> FuResult { [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] 1302 | fn first(&self) -> FuResult> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sys/path.rs:1359:13 [INFO] [stdout] | [INFO] [stdout] 1359 | fn last(&self) -> FuResult { [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] 1359 | fn last(&self) -> FuResult> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.86s [INFO] running `Command { std: "docker" "inspect" "ec8191e0c864bdf5e7ea6aa2a0119473054df97cbe78d48128b4822d9c76d0bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec8191e0c864bdf5e7ea6aa2a0119473054df97cbe78d48128b4822d9c76d0bd", kill_on_drop: false }` [INFO] [stdout] ec8191e0c864bdf5e7ea6aa2a0119473054df97cbe78d48128b4822d9c76d0bd