[INFO] cloning repository https://github.com/nathaniel-daniel/nd-dirsum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nathaniel-daniel/nd-dirsum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathaniel-daniel%2Fnd-dirsum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathaniel-daniel%2Fnd-dirsum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f081fe49856c9cc0539bb72c0689d2e1fa6ccae6
[INFO] checking nathaniel-daniel/nd-dirsum against master#a932eb36f8adf6c8cdfc450f063943da3112d621 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathaniel-daniel%2Fnd-dirsum" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nathaniel-daniel/nd-dirsum on toolchain a932eb36f8adf6c8cdfc450f063943da3112d621
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nathaniel-daniel/nd-dirsum
[INFO] finished tweaking git repo https://github.com/nathaniel-daniel/nd-dirsum
[INFO] tweaked toml for git repo https://github.com/nathaniel-daniel/nd-dirsum written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nathaniel-daniel/nd-dirsum 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" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a08631d25323afa626a826456634abf082c292d9dca4d92fd238c5f52b3c485a
[INFO] running `Command { std: "docker" "start" "-a" "a08631d25323afa626a826456634abf082c292d9dca4d92fd238c5f52b3c485a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a08631d25323afa626a826456634abf082c292d9dca4d92fd238c5f52b3c485a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08631d25323afa626a826456634abf082c292d9dca4d92fd238c5f52b3c485a", kill_on_drop: false }`
[INFO] [stdout] a08631d25323afa626a826456634abf082c292d9dca4d92fd238c5f52b3c485a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd615532f5902eed7ed711f1dfb3b4eeb5228b7ccc50865a20b31b296b59ae27
[INFO] running `Command { std: "docker" "start" "-a" "dd615532f5902eed7ed711f1dfb3b4eeb5228b7ccc50865a20b31b296b59ae27", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rust-fuzzy-search v0.1.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling argh_derive v0.1.13
[INFO] [stderr]     Checking argh v0.1.13
[INFO] [stderr]     Checking nd-dirsum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.77s
[INFO] running `Command { std: "docker" "inspect" "dd615532f5902eed7ed711f1dfb3b4eeb5228b7ccc50865a20b31b296b59ae27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd615532f5902eed7ed711f1dfb3b4eeb5228b7ccc50865a20b31b296b59ae27", kill_on_drop: false }`
[INFO] [stdout] dd615532f5902eed7ed711f1dfb3b4eeb5228b7ccc50865a20b31b296b59ae27