[INFO] fetching crate i3nator 1.2.0...
[INFO] checking i3nator-1.2.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate i3nator 1.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate i3nator 1.2.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i3nator 1.2.0
[INFO] finished tweaking crates.io crate i3nator 1.2.0
[INFO] tweaked toml for crates.io crate i3nator 1.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate i3nator 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c37a82da6d796cc7618f22e61480c7a9c5b4905251a282c171e9e1496afd559
[INFO] running `Command { std: "docker" "start" "-a" "7c37a82da6d796cc7618f22e61480c7a9c5b4905251a282c171e9e1496afd559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c37a82da6d796cc7618f22e61480c7a9c5b4905251a282c171e9e1496afd559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c37a82da6d796cc7618f22e61480c7a9c5b4905251a282c171e9e1496afd559", kill_on_drop: false }`
[INFO] [stdout] 7c37a82da6d796cc7618f22e61480c7a9c5b4905251a282c171e9e1496afd559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf744425aa3192778ec4abc8d3ec4143305a91a1fe0a7dc9442da36e6f3d80b6
[INFO] running `Command { std: "docker" "start" "-a" "bf744425aa3192778ec4abc8d3ec4143305a91a1fe0a7dc9442da36e6f3d80b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking getch v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling i3nator v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking i3ipc v0.10.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.45s
[INFO] running `Command { std: "docker" "inspect" "bf744425aa3192778ec4abc8d3ec4143305a91a1fe0a7dc9442da36e6f3d80b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf744425aa3192778ec4abc8d3ec4143305a91a1fe0a7dc9442da36e6f3d80b6", kill_on_drop: false }`
[INFO] [stdout] bf744425aa3192778ec4abc8d3ec4143305a91a1fe0a7dc9442da36e6f3d80b6