[INFO] fetching crate unshield 0.2.0...
[INFO] checking unshield-0.2.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate unshield 0.2.0 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate unshield 0.2.0 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 unshield 0.2.0
[INFO] finished tweaking crates.io crate unshield 0.2.0
[INFO] tweaked toml for crates.io crate unshield 0.2.0 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate crates.io crate unshield 0.2.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded arraydeque v0.4.5
[INFO] [stderr]   Downloaded fastrand v1.3.4
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] [stderr]   Downloaded explode v0.1.2
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded async-executor v0.1.2
[INFO] [stderr]   Downloaded waker-fn v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] fe645bd9cffbeba5dd3fd3a561d5d72d755328eacd0581dbb7e90423d2486bd3
[INFO] running `Command { std: "docker" "start" "-a" "fe645bd9cffbeba5dd3fd3a561d5d72d755328eacd0581dbb7e90423d2486bd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe645bd9cffbeba5dd3fd3a561d5d72d755328eacd0581dbb7e90423d2486bd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe645bd9cffbeba5dd3fd3a561d5d72d755328eacd0581dbb7e90423d2486bd3", kill_on_drop: false }`
[INFO] [stdout] fe645bd9cffbeba5dd3fd3a561d5d72d755328eacd0581dbb7e90423d2486bd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 351915f6cb9be03f18ba60325800ddc5007a9e4e6c7475441b1bc59b9a4a7af2
[INFO] running `Command { std: "docker" "start" "-a" "351915f6cb9be03f18ba60325800ddc5007a9e4e6c7475441b1bc59b9a4a7af2", 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 arraydeque v0.4.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking explode v0.1.2
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking unshield v0.2.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.07s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking unshield v0.2.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "351915f6cb9be03f18ba60325800ddc5007a9e4e6c7475441b1bc59b9a4a7af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "351915f6cb9be03f18ba60325800ddc5007a9e4e6c7475441b1bc59b9a4a7af2", kill_on_drop: false }`
[INFO] [stdout] 351915f6cb9be03f18ba60325800ddc5007a9e4e6c7475441b1bc59b9a4a7af2