[INFO] fetching crate trace 0.1.6...
[INFO] checking trace-0.1.6 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate trace 0.1.6 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate trace 0.1.6 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-17/source/.cargo/config.toml
[INFO] started tweaking crates.io crate trace 0.1.6
[INFO] finished tweaking crates.io crate trace 0.1.6
[INFO] tweaked toml for crates.io crate trace 0.1.6 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate crates.io crate trace 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d4bd88667836021e1676f0afef6b11ca71c60d88c6f901ed3da02a87e4be687
[INFO] running `Command { std: "docker" "start" "-a" "4d4bd88667836021e1676f0afef6b11ca71c60d88c6f901ed3da02a87e4be687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d4bd88667836021e1676f0afef6b11ca71c60d88c6f901ed3da02a87e4be687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4bd88667836021e1676f0afef6b11ca71c60d88c6f901ed3da02a87e4be687", kill_on_drop: false }`
[INFO] [stdout] 4d4bd88667836021e1676f0afef6b11ca71c60d88c6f901ed3da02a87e4be687
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62e6a3dad7351b0684361c84c93045f801d8d0f1d89621d5bdd86d4a8c9e3bec
[INFO] running `Command { std: "docker" "start" "-a" "62e6a3dad7351b0684361c84c93045f801d8d0f1d89621d5bdd86d4a8c9e3bec", 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] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.8.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]     Checking trace v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.94s
[INFO] running `Command { std: "docker" "inspect" "62e6a3dad7351b0684361c84c93045f801d8d0f1d89621d5bdd86d4a8c9e3bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e6a3dad7351b0684361c84c93045f801d8d0f1d89621d5bdd86d4a8c9e3bec", kill_on_drop: false }`
[INFO] [stdout] 62e6a3dad7351b0684361c84c93045f801d8d0f1d89621d5bdd86d4a8c9e3bec