[INFO] cloning repository https://github.com/ecsumed/wrench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ecsumed/wrench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fecsumed%2Fwrench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fecsumed%2Fwrench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e291faf00d511fe1c06d16dd7a9769e6a3a22ce9
[INFO] checking ecsumed/wrench against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fecsumed%2Fwrench" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ecsumed/wrench on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ecsumed/wrench
[INFO] finished tweaking git repo https://github.com/ecsumed/wrench
[INFO] tweaked toml for git repo https://github.com/ecsumed/wrench written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ecsumed/wrench already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94c9298bcf3ededada7948ee7f67a8cef0895e34e7738e4744b0ab704fda0750
[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" "94c9298bcf3ededada7948ee7f67a8cef0895e34e7738e4744b0ab704fda0750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94c9298bcf3ededada7948ee7f67a8cef0895e34e7738e4744b0ab704fda0750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94c9298bcf3ededada7948ee7f67a8cef0895e34e7738e4744b0ab704fda0750", kill_on_drop: false }`
[INFO] [stdout] 94c9298bcf3ededada7948ee7f67a8cef0895e34e7738e4744b0ab704fda0750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2f0b88253bc69bb22859ecb1235e7982503ed55b3ccbdaeda2e847fbf86bff1
[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" "c2f0b88253bc69bb22859ecb1235e7982503ed55b3ccbdaeda2e847fbf86bff1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling encoding_rs v0.8.14
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking hyper v0.12.23
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.37
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking reqwest v0.9.9
[INFO] [stderr]     Checking wrench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.87s
[INFO] running `Command { std: "docker" "inspect" "c2f0b88253bc69bb22859ecb1235e7982503ed55b3ccbdaeda2e847fbf86bff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f0b88253bc69bb22859ecb1235e7982503ed55b3ccbdaeda2e847fbf86bff1", kill_on_drop: false }`
[INFO] [stdout] c2f0b88253bc69bb22859ecb1235e7982503ed55b3ccbdaeda2e847fbf86bff1