[INFO] cloning repository https://github.com/learning-on-chip/mina
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/learning-on-chip/mina" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flearning-on-chip%2Fmina", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flearning-on-chip%2Fmina'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9fbecbe50c50987d7e31d3b726d91c7f670c1d5
[INFO] checking learning-on-chip/mina against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flearning-on-chip%2Fmina" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/learning-on-chip/mina on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/learning-on-chip/mina
[INFO] finished tweaking git repo https://github.com/learning-on-chip/mina
[INFO] tweaked toml for git repo https://github.com/learning-on-chip/mina written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/learning-on-chip/mina already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded special v0.8.1
[INFO] [stderr]   Downloaded fractal v0.7.1
[INFO] [stderr]   Downloaded probability v0.17.0
[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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa26c89d95265857fe6e6150534f924ccb98caecb2197609a7ccc8c2ea8d838a
[INFO] running `Command { std: "docker" "start" "-a" "aa26c89d95265857fe6e6150534f924ccb98caecb2197609a7ccc8c2ea8d838a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa26c89d95265857fe6e6150534f924ccb98caecb2197609a7ccc8c2ea8d838a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa26c89d95265857fe6e6150534f924ccb98caecb2197609a7ccc8c2ea8d838a", kill_on_drop: false }`
[INFO] [stdout] aa26c89d95265857fe6e6150534f924ccb98caecb2197609a7ccc8c2ea8d838a
[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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae4ba80dd2e997ff8c2e369eac01ca2406aee82b8f33e9a958f0499397a76dea
[INFO] running `Command { std: "docker" "start" "-a" "ae4ba80dd2e997ff8c2e369eac01ca2406aee82b8f33e9a958f0499397a76dea", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking options v0.5.1
[INFO] [stderr]     Checking statistics v0.4.1
[INFO] [stderr]     Checking arguments v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking special v0.8.1
[INFO] [stderr]     Checking probability v0.17.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking dwt v0.5.2
[INFO] [stderr]     Checking fractal v0.7.1
[INFO] [stderr]     Checking mina v0.0.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.25s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking mina v0.0.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ae4ba80dd2e997ff8c2e369eac01ca2406aee82b8f33e9a958f0499397a76dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4ba80dd2e997ff8c2e369eac01ca2406aee82b8f33e9a958f0499397a76dea", kill_on_drop: false }`
[INFO] [stdout] ae4ba80dd2e997ff8c2e369eac01ca2406aee82b8f33e9a958f0499397a76dea