[INFO] fetching crate laboratory 2.0.0...
[INFO] checking laboratory-2.0.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate laboratory 2.0.0 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate laboratory 2.0.0 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 crates.io crate laboratory 2.0.0
[INFO] finished tweaking crates.io crate laboratory 2.0.0
[INFO] tweaked toml for crates.io crate laboratory 2.0.0 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate crates.io crate laboratory 2.0.0 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 6d584c8d01c28268968a9c94b7f6fd5523cc7cdf31c08e5fb11924c28d2fdf9c
[INFO] running `Command { std: "docker" "start" "-a" "6d584c8d01c28268968a9c94b7f6fd5523cc7cdf31c08e5fb11924c28d2fdf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d584c8d01c28268968a9c94b7f6fd5523cc7cdf31c08e5fb11924c28d2fdf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d584c8d01c28268968a9c94b7f6fd5523cc7cdf31c08e5fb11924c28d2fdf9c", kill_on_drop: false }`
[INFO] [stdout] 6d584c8d01c28268968a9c94b7f6fd5523cc7cdf31c08e5fb11924c28d2fdf9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 1a519cef2437e616b34300ca2b32a0f0497acc9b18eb4570f8d21462fc027f0d
[INFO] running `Command { std: "docker" "start" "-a" "1a519cef2437e616b34300ca2b32a0f0497acc9b18eb4570f8d21462fc027f0d", 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 autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking convert_case v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking laboratory v2.0.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/hooks.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/dynamic_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/failure.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/reporter_min.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/reporter_tap.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/reporter_list.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/should_panic.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/skip_spec.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/slow_times.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/importing-tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/simple.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/spec_options.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/nested-suites.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/reporter_rust.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/spec_only.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/reporter_json.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/reporter_json_pretty.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/reporter_dot.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/state.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed tests/tests.rs (6 fixes)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.88s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking laboratory v2.0.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "1a519cef2437e616b34300ca2b32a0f0497acc9b18eb4570f8d21462fc027f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a519cef2437e616b34300ca2b32a0f0497acc9b18eb4570f8d21462fc027f0d", kill_on_drop: false }`
[INFO] [stdout] 1a519cef2437e616b34300ca2b32a0f0497acc9b18eb4570f8d21462fc027f0d