[INFO] cloning repository https://github.com/lukedawe/lutex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukedawe/lutex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukedawe%2Flutex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukedawe%2Flutex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a44bec9ff0e890bcc68241b03a314ed83732a289
[INFO] checking lukedawe/lutex against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukedawe%2Flutex" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukedawe/lutex on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lukedawe/lutex
[INFO] finished tweaking git repo https://github.com/lukedawe/lutex
[INFO] tweaked toml for git repo https://github.com/lukedawe/lutex written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lukedawe/lutex 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] [stderr]   Downloaded pdf v0.7.2
[INFO] [stderr]   Downloaded pdf_derive v0.1.22
[INFO] [stderr]   Downloaded deflate v0.9.1
[INFO] [stderr]   Downloaded fax_derive v0.1.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.37
[INFO] [stderr]   Downloaded ordermap v0.4.2
[INFO] [stderr]   Downloaded fax v0.1.1
[INFO] [stderr]   Downloaded syn v1.0.92
[INFO] [stderr]   Downloaded libc v0.2.125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad0ce44cd4c78f38029d1a8bfceabaf92f91f1ce162abb099bbf212c7bb265c9
[INFO] running `Command { std: "docker" "start" "-a" "ad0ce44cd4c78f38029d1a8bfceabaf92f91f1ce162abb099bbf212c7bb265c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad0ce44cd4c78f38029d1a8bfceabaf92f91f1ce162abb099bbf212c7bb265c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0ce44cd4c78f38029d1a8bfceabaf92f91f1ce162abb099bbf212c7bb265c9", kill_on_drop: false }`
[INFO] [stdout] ad0ce44cd4c78f38029d1a8bfceabaf92f91f1ce162abb099bbf212c7bb265c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd563c230919d99f2330216a0033480128e3384c16b18506d9be12dd09342fac
[INFO] running `Command { std: "docker" "start" "-a" "dd563c230919d99f2330216a0033480128e3384c16b18506d9be12dd09342fac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking deflate v0.9.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking ordermap v0.4.2
[INFO] [stderr]     Checking weezl v0.1.6
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking block-modes v0.7.0
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling fax_derive v0.1.0
[INFO] [stderr]    Compiling pdf_derive v0.1.22
[INFO] [stderr]     Checking fax v0.1.1
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking pdf v0.7.2
[INFO] [stderr]     Checking lutex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "dd563c230919d99f2330216a0033480128e3384c16b18506d9be12dd09342fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd563c230919d99f2330216a0033480128e3384c16b18506d9be12dd09342fac", kill_on_drop: false }`
[INFO] [stdout] dd563c230919d99f2330216a0033480128e3384c16b18506d9be12dd09342fac