[INFO] cloning repository https://github.com/udoprog/checkers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/udoprog/checkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudoprog%2Fcheckers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudoprog%2Fcheckers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09bca5567c111cfe870b6da6adc0cd15b25235cc
[INFO] checking udoprog/checkers against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudoprog%2Fcheckers" "/workspace/builds/worker-69/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-69/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/udoprog/checkers 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/udoprog/checkers
[INFO] finished tweaking git repo https://github.com/udoprog/checkers
[INFO] tweaked toml for git repo https://github.com/udoprog/checkers written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] bab1e470e5b1565da90d564d0f6ac2150ef3b468d38473b8b2b9eb1b4b5b713f
[INFO] running `Command { std: "docker" "start" "-a" "bab1e470e5b1565da90d564d0f6ac2150ef3b468d38473b8b2b9eb1b4b5b713f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bab1e470e5b1565da90d564d0f6ac2150ef3b468d38473b8b2b9eb1b4b5b713f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab1e470e5b1565da90d564d0f6ac2150ef3b468d38473b8b2b9eb1b4b5b713f", kill_on_drop: false }`
[INFO] [stdout] bab1e470e5b1565da90d564d0f6ac2150ef3b468d38473b8b2b9eb1b4b5b713f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] b3b4d4d1a8c88c04d4107aaa3c4f1f15e123e9362e2464e9fd947c6d48a5e857
[INFO] running `Command { std: "docker" "start" "-a" "b3b4d4d1a8c88c04d4107aaa3c4f1f15e123e9362e2464e9fd947c6d48a5e857", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling checkers-macros v0.5.7 (/tmp/fixit/macros)
[INFO] [stderr]     Checking checkers v0.5.7 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/leaky_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/zeroed_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/realloc_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/events_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/diagnostics_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/failed_tests.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.84s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking checkers v0.5.7 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "b3b4d4d1a8c88c04d4107aaa3c4f1f15e123e9362e2464e9fd947c6d48a5e857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b4d4d1a8c88c04d4107aaa3c4f1f15e123e9362e2464e9fd947c6d48a5e857", kill_on_drop: false }`
[INFO] [stdout] b3b4d4d1a8c88c04d4107aaa3c4f1f15e123e9362e2464e9fd947c6d48a5e857