[INFO] cloning repository https://github.com/varjolintu/rosti
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varjolintu/rosti" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Frosti", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Frosti'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c96354ccb38c0af89c5a4dcbf925a210bed37064
[INFO] checking varjolintu/rosti against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Frosti" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varjolintu/rosti on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/varjolintu/rosti
[INFO] finished tweaking git repo https://github.com/varjolintu/rosti
[INFO] tweaked toml for git repo https://github.com/varjolintu/rosti written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/varjolintu/rosti already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8252daadc07ce3c28024ee059b87a3713a7c0cf6503fef141b040b6625528300
[INFO] running `Command { std: "docker" "start" "-a" "8252daadc07ce3c28024ee059b87a3713a7c0cf6503fef141b040b6625528300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8252daadc07ce3c28024ee059b87a3713a7c0cf6503fef141b040b6625528300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8252daadc07ce3c28024ee059b87a3713a7c0cf6503fef141b040b6625528300", kill_on_drop: false }`
[INFO] [stdout] 8252daadc07ce3c28024ee059b87a3713a7c0cf6503fef141b040b6625528300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20c89c1cba62eceef9596850ceca1f9c94b54a53bb503c7e962aece7cb09b50b
[INFO] running `Command { std: "docker" "start" "-a" "20c89c1cba62eceef9596850ceca1f9c94b54a53bb503c7e962aece7cb09b50b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling pkg-config v0.3.13
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling ryu v0.2.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling curl-sys v0.4.8
[INFO] [stderr]     Checking chrono v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking curl v0.4.14
[INFO] [stderr]     Checking rosti v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "20c89c1cba62eceef9596850ceca1f9c94b54a53bb503c7e962aece7cb09b50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c89c1cba62eceef9596850ceca1f9c94b54a53bb503c7e962aece7cb09b50b", kill_on_drop: false }`
[INFO] [stdout] 20c89c1cba62eceef9596850ceca1f9c94b54a53bb503c7e962aece7cb09b50b