[INFO] cloning repository https://github.com/lalrpop/lalrpop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lalrpop/lalrpop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flalrpop%2Flalrpop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flalrpop%2Flalrpop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52b1b39d1660fd9812f82b620df46e346962213b
[INFO] checking lalrpop/lalrpop against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flalrpop%2Flalrpop" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lalrpop/lalrpop on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lalrpop/lalrpop
[INFO] finished tweaking git repo https://github.com/lalrpop/lalrpop
[INFO] tweaked toml for git repo https://github.com/lalrpop/lalrpop written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/lalrpop/lalrpop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term v0.7.0
[INFO] [stderr]   Downloaded ascii-canvas v3.0.0
[INFO] [stderr]   Downloaded bit-set v0.5.2
[INFO] [stderr]   Downloaded bit-vec v0.6.3
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded pico-args v0.4.0
[INFO] [stderr]   Downloaded string_cache v0.8.1
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded once_cell v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c93e9bb4e112f9e8e737793cadd5e2748131795082f2e276452e4285b9b54c91
[INFO] running `Command { std: "docker" "start" "-a" "c93e9bb4e112f9e8e737793cadd5e2748131795082f2e276452e4285b9b54c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c93e9bb4e112f9e8e737793cadd5e2748131795082f2e276452e4285b9b54c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93e9bb4e112f9e8e737793cadd5e2748131795082f2e276452e4285b9b54c91", kill_on_drop: false }`
[INFO] [stdout] c93e9bb4e112f9e8e737793cadd5e2748131795082f2e276452e4285b9b54c91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9a5589b7b36e86c37211b7fa1a2e45ebff01cad6317802aa1a882e22d2e7847
[INFO] running `Command { std: "docker" "start" "-a" "a9a5589b7b36e86c37211b7fa1a2e45ebff01cad6317802aa1a882e22d2e7847", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lalrpop v0.19.6 (/opt/rustwide/workdir/lalrpop)
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling pico-args v0.4.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking lalrpop-util v0.19.6 (/opt/rustwide/workdir/lalrpop-util)
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling whitespace v0.19.6 (/opt/rustwide/workdir/doc/whitespace)
[INFO] [stderr]    Compiling lalrpop-test v0.19.6 (/opt/rustwide/workdir/lalrpop-test)
[INFO] [stderr]    Compiling pascal v0.11.0 (/opt/rustwide/workdir/doc/pascal/lalrpop)
[INFO] [stderr]    Compiling calculator v0.19.6 (/opt/rustwide/workdir/doc/calculator)
[INFO] [stdout] warning: unused import: `Delim`
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/lalrpop-test-87ef4c352acb050e/out/nested.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use util::tok::{Tok, Delim};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1m 25s
[INFO] running `Command { std: "docker" "inspect" "a9a5589b7b36e86c37211b7fa1a2e45ebff01cad6317802aa1a882e22d2e7847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a5589b7b36e86c37211b7fa1a2e45ebff01cad6317802aa1a882e22d2e7847", kill_on_drop: false }`
[INFO] [stdout] a9a5589b7b36e86c37211b7fa1a2e45ebff01cad6317802aa1a882e22d2e7847