[INFO] cloning repository https://github.com/jonstites/minotaur
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonstites/minotaur" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonstites%2Fminotaur", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonstites%2Fminotaur'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8ec3b4eeead187f5b0ca8dd359659038a47efe1
[INFO] checking jonstites/minotaur against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonstites%2Fminotaur" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonstites/minotaur on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonstites/minotaur
[INFO] finished tweaking git repo https://github.com/jonstites/minotaur
[INFO] tweaked toml for git repo https://github.com/jonstites/minotaur written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/jonstites/minotaur already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_chacha v0.2.0
[INFO] [stderr]   Downloaded rayon-core v1.5.0
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded atty v0.2.11
[INFO] [stderr]   Downloaded heck v0.3.1
[INFO] [stderr]   Downloaded rayon v1.1.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.1
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded spin v0.5.0
[INFO] [stderr]   Downloaded getrandom v0.1.6
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.15
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.3
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded serde v1.0.94
[INFO] [stderr]   Downloaded image v0.21.2
[INFO] [stderr]   Downloaded libc v0.2.58
[INFO] [stderr]   Downloaded rand_pcg v0.2.0
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded unicode-width v0.1.5
[INFO] [stderr]   Downloaded autocfg v0.1.4
[INFO] [stderr]   Downloaded serde_derive v1.0.94
[INFO] [stderr]   Downloaded syn v0.15.39
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.5
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded structopt v0.2.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd8b22b9678a7fa3b8427138b7f6de8f2b9704d65fbf41ad73cc72dbcb61b528
[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" "cd8b22b9678a7fa3b8427138b7f6de8f2b9704d65fbf41ad73cc72dbcb61b528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd8b22b9678a7fa3b8427138b7f6de8f2b9704d65fbf41ad73cc72dbcb61b528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8b22b9678a7fa3b8427138b7f6de8f2b9704d65fbf41ad73cc72dbcb61b528", kill_on_drop: false }`
[INFO] [stdout] cd8b22b9678a7fa3b8427138b7f6de8f2b9704d65fbf41ad73cc72dbcb61b528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 527637aa7b34f3490938c90bead72c03608a74475deb243dd11c1f416d9dc529
[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" "527637aa7b34f3490938c90bead72c03608a74475deb243dd11c1f416d9dc529", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.2.0
[INFO] [stderr]     Checking rand_pcg v0.2.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.2
[INFO] [stderr]     Checking minotaur v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.69s
[INFO] running `Command { std: "docker" "inspect" "527637aa7b34f3490938c90bead72c03608a74475deb243dd11c1f416d9dc529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527637aa7b34f3490938c90bead72c03608a74475deb243dd11c1f416d9dc529", kill_on_drop: false }`
[INFO] [stdout] 527637aa7b34f3490938c90bead72c03608a74475deb243dd11c1f416d9dc529