[INFO] cloning repository https://github.com/widforss/compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/widforss/compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwidforss%2Fcompiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwidforss%2Fcompiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3564174bfa2086618638c5508ec830745ec820c
[INFO] checking widforss/compiler against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwidforss%2Fcompiler" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/widforss/compiler on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/widforss/compiler
[INFO] finished tweaking git repo https://github.com/widforss/compiler
[INFO] tweaked toml for git repo https://github.com/widforss/compiler written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/widforss/compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b06009c95b6536b5044c3c26ddac9b71bcea30c0cb095b3f5ad41644c6e82f5
[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" "5b06009c95b6536b5044c3c26ddac9b71bcea30c0cb095b3f5ad41644c6e82f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b06009c95b6536b5044c3c26ddac9b71bcea30c0cb095b3f5ad41644c6e82f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b06009c95b6536b5044c3c26ddac9b71bcea30c0cb095b3f5ad41644c6e82f5", kill_on_drop: false }`
[INFO] [stdout] 5b06009c95b6536b5044c3c26ddac9b71bcea30c0cb095b3f5ad41644c6e82f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c63932d6e2b6dff4fa1fc9a48d62d7dd6faf444b22c185917020f3817e8968c
[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" "9c63932d6e2b6dff4fa1fc9a48d62d7dd6faf444b22c185917020f3817e8968c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling stackvector v1.0.7
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]     Checking nom_locate v1.0.0
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.68s
[INFO] running `Command { std: "docker" "inspect" "9c63932d6e2b6dff4fa1fc9a48d62d7dd6faf444b22c185917020f3817e8968c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c63932d6e2b6dff4fa1fc9a48d62d7dd6faf444b22c185917020f3817e8968c", kill_on_drop: false }`
[INFO] [stdout] 9c63932d6e2b6dff4fa1fc9a48d62d7dd6faf444b22c185917020f3817e8968c