[INFO] cloning repository https://github.com/maxmindlin/rsmonkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxmindlin/rsmonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxmindlin%2Frsmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxmindlin%2Frsmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0f7762e1691dcb387f0c8659f16d070c921adec
[INFO] checking maxmindlin/rsmonkey against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxmindlin%2Frsmonkey" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxmindlin/rsmonkey on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maxmindlin/rsmonkey
[INFO] finished tweaking git repo https://github.com/maxmindlin/rsmonkey
[INFO] tweaked toml for git repo https://github.com/maxmindlin/rsmonkey written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/maxmindlin/rsmonkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v8.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb3f8f7d9cc5f357bb48ba6e383d6882504f78083881906d16fcd5a6ad447b4b
[INFO] running `Command { std: "docker" "start" "-a" "fb3f8f7d9cc5f357bb48ba6e383d6882504f78083881906d16fcd5a6ad447b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb3f8f7d9cc5f357bb48ba6e383d6882504f78083881906d16fcd5a6ad447b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3f8f7d9cc5f357bb48ba6e383d6882504f78083881906d16fcd5a6ad447b4b", kill_on_drop: false }`
[INFO] [stdout] fb3f8f7d9cc5f357bb48ba6e383d6882504f78083881906d16fcd5a6ad447b4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6a54e148259e3cbfeacd8807f0d3e82e5cd494ab135fe4ed02e63e814e2bcd6
[INFO] running `Command { std: "docker" "start" "-a" "d6a54e148259e3cbfeacd8807f0d3e82e5cd494ab135fe4ed02e63e814e2bcd6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking rsmonkey-parser v0.1.0 (/opt/rustwide/workdir/rsmonkey-parser)
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking rsmonkey-eval v0.1.0 (/opt/rustwide/workdir/rsmonkey-eval)
[INFO] [stderr]    Compiling test-case v1.1.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v8.0.0
[INFO] [stderr]     Checking rsmonkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.09s
[INFO] running `Command { std: "docker" "inspect" "d6a54e148259e3cbfeacd8807f0d3e82e5cd494ab135fe4ed02e63e814e2bcd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a54e148259e3cbfeacd8807f0d3e82e5cd494ab135fe4ed02e63e814e2bcd6", kill_on_drop: false }`
[INFO] [stdout] d6a54e148259e3cbfeacd8807f0d3e82e5cd494ab135fe4ed02e63e814e2bcd6