[INFO] fetching crate resw 0.6.0-alpha.4...
[INFO] checking resw-0.6.0-alpha.4 against master#5b82ea74b705799665b5a676b162f30d26f5108c for pr-102129
[INFO] extracting crate resw 0.6.0-alpha.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate resw 0.6.0-alpha.4 on toolchain 5b82ea74b705799665b5a676b162f30d26f5108c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5b82ea74b705799665b5a676b162f30d26f5108c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate resw 0.6.0-alpha.4
[INFO] finished tweaking crates.io crate resw 0.6.0-alpha.4
[INFO] tweaked toml for crates.io crate resw 0.6.0-alpha.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate resw 0.6.0-alpha.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5b82ea74b705799665b5a676b162f30d26f5108c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hash-chain v0.3.2
[INFO] [stderr]   Downloaded syn v1.0.84
[INFO] [stderr]   Downloaded res-regex v0.1.4
[INFO] [stderr]   Downloaded resast v0.5.0-alpha.3
[INFO] [stderr]   Downloaded ress v0.11.4
[INFO] [stderr]   Downloaded ressa v0.8.0-alpha.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+5b82ea74b705799665b5a676b162f30d26f5108c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de7813933fa824baee92c9f6742d2455afcf7bffaa677e4c29d7557c996ef6cc
[INFO] running `Command { std: "docker" "start" "-a" "de7813933fa824baee92c9f6742d2455afcf7bffaa677e4c29d7557c996ef6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de7813933fa824baee92c9f6742d2455afcf7bffaa677e4c29d7557c996ef6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de7813933fa824baee92c9f6742d2455afcf7bffaa677e4c29d7557c996ef6cc", kill_on_drop: false }`
[INFO] [stdout] de7813933fa824baee92c9f6742d2455afcf7bffaa677e4c29d7557c996ef6cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+5b82ea74b705799665b5a676b162f30d26f5108c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4cb2d5a21c826b4307e7e28f04c14aeba97e5d74e47abecdeedadcf7f55083a
[INFO] running `Command { std: "docker" "start" "-a" "a4cb2d5a21c826b4307e7e28f04c14aeba97e5d74e47abecdeedadcf7f55083a", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking resast v0.5.0-alpha.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking hash-chain v0.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking ress v0.11.4
[INFO] [stderr]     Checking res-regex v0.1.4
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking resw v0.6.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking ressa v0.8.0-alpha.5
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stdout] warning: function `double_round_trip` is never used
[INFO] [stdout]   --> tests/common.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn double_round_trip(js: &str, module: bool) -> (String, Option<String>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.78s
[INFO] running `Command { std: "docker" "inspect" "a4cb2d5a21c826b4307e7e28f04c14aeba97e5d74e47abecdeedadcf7f55083a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cb2d5a21c826b4307e7e28f04c14aeba97e5d74e47abecdeedadcf7f55083a", kill_on_drop: false }`
[INFO] [stdout] a4cb2d5a21c826b4307e7e28f04c14aeba97e5d74e47abecdeedadcf7f55083a