[INFO] cloning repository https://github.com/lbonn/i3-focus-last
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lbonn/i3-focus-last" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbonn%2Fi3-focus-last", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbonn%2Fi3-focus-last'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15adab059d9196d86ab0beba33c4d6022f3bd98b
[INFO] checking lbonn/i3-focus-last against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbonn%2Fi3-focus-last" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lbonn/i3-focus-last 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/lbonn/i3-focus-last
[INFO] finished tweaking git repo https://github.com/lbonn/i3-focus-last
[INFO] tweaked toml for git repo https://github.com/lbonn/i3-focus-last written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/lbonn/i3-focus-last 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 gumdrop_derive v0.8.0
[INFO] [stderr]   Downloaded gumdrop v0.8.0
[INFO] [stderr]   Downloaded swayipc v3.0.0-alpha.2
[INFO] [stderr]   Downloaded swayipc-types v1.0.0-alpha.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 12089da0929ce0f014211468b17c6efd8eb796666f218a99d57011de339366d9
[INFO] running `Command { std: "docker" "start" "-a" "12089da0929ce0f014211468b17c6efd8eb796666f218a99d57011de339366d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12089da0929ce0f014211468b17c6efd8eb796666f218a99d57011de339366d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12089da0929ce0f014211468b17c6efd8eb796666f218a99d57011de339366d9", kill_on_drop: false }`
[INFO] [stdout] 12089da0929ce0f014211468b17c6efd8eb796666f218a99d57011de339366d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 6960e90362fc027ef5acc3655765ea7f2a8b9a5324732455a03fcebbbd7ffcf3
[INFO] running `Command { std: "docker" "start" "-a" "6960e90362fc027ef5acc3655765ea7f2a8b9a5324732455a03fcebbbd7ffcf3", 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 v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking gumdrop v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking swayipc-types v1.0.0-alpha.2
[INFO] [stderr]     Checking swayipc v3.0.0-alpha.2
[INFO] [stderr]     Checking i3-focus-last v0.5.2 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.11s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking i3-focus-last v0.5.2 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "6960e90362fc027ef5acc3655765ea7f2a8b9a5324732455a03fcebbbd7ffcf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6960e90362fc027ef5acc3655765ea7f2a8b9a5324732455a03fcebbbd7ffcf3", kill_on_drop: false }`
[INFO] [stdout] 6960e90362fc027ef5acc3655765ea7f2a8b9a5324732455a03fcebbbd7ffcf3