[INFO] cloning repository https://github.com/RagnarGrootKoerkamp/just-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RagnarGrootKoerkamp/just-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRagnarGrootKoerkamp%2Fjust-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRagnarGrootKoerkamp%2Fjust-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a4bb93ef4c18db1d56cd47f8e727e3213a4587f
[INFO] checking RagnarGrootKoerkamp/just-shell against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRagnarGrootKoerkamp%2Fjust-shell" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RagnarGrootKoerkamp/just-shell on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RagnarGrootKoerkamp/just-shell
[INFO] finished tweaking git repo https://github.com/RagnarGrootKoerkamp/just-shell
[INFO] tweaked toml for git repo https://github.com/RagnarGrootKoerkamp/just-shell written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/RagnarGrootKoerkamp/just-shell 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 rustyline-derive v0.10.0
[INFO] [stderr]   Downloaded fd-lock v4.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 171f27e94297d16f70067c9fff6333cb0420881478fd97fd23025c797c810807
[INFO] running `Command { std: "docker" "start" "-a" "171f27e94297d16f70067c9fff6333cb0420881478fd97fd23025c797c810807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "171f27e94297d16f70067c9fff6333cb0420881478fd97fd23025c797c810807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "171f27e94297d16f70067c9fff6333cb0420881478fd97fd23025c797c810807", kill_on_drop: false }`
[INFO] [stdout] 171f27e94297d16f70067c9fff6333cb0420881478fd97fd23025c797c810807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3ece3e1c219a8a867e08a447b8f32b81d12d68b3c8116858d632f722bf936c7
[INFO] running `Command { std: "docker" "start" "-a" "c3ece3e1c219a8a867e08a447b8f32b81d12d68b3c8116858d632f722bf936c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking termion v3.0.0
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]    Compiling rustyline-derive v0.10.0
[INFO] [stderr]     Checking ctrlc v3.4.2
[INFO] [stderr]     Checking rustyline v13.0.0
[INFO] [stderr]     Checking just-shell v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.20s
[INFO] running `Command { std: "docker" "inspect" "c3ece3e1c219a8a867e08a447b8f32b81d12d68b3c8116858d632f722bf936c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ece3e1c219a8a867e08a447b8f32b81d12d68b3c8116858d632f722bf936c7", kill_on_drop: false }`
[INFO] [stdout] c3ece3e1c219a8a867e08a447b8f32b81d12d68b3c8116858d632f722bf936c7