[INFO] fetching crate i3ctl 0.1.0...
[INFO] checking i3ctl-0.1.0 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate i3ctl 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate i3ctl 0.1.0 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i3ctl 0.1.0
[INFO] finished tweaking crates.io crate i3ctl 0.1.0
[INFO] tweaked toml for crates.io crate i3ctl 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef53c8337a2f56a04ec9ea9a6cb18a130a5455a8c81ba817a6d28e0832aa612b
[INFO] running `Command { std: "docker" "start" "-a" "ef53c8337a2f56a04ec9ea9a6cb18a130a5455a8c81ba817a6d28e0832aa612b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef53c8337a2f56a04ec9ea9a6cb18a130a5455a8c81ba817a6d28e0832aa612b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef53c8337a2f56a04ec9ea9a6cb18a130a5455a8c81ba817a6d28e0832aa612b", kill_on_drop: false }`
[INFO] [stdout] ef53c8337a2f56a04ec9ea9a6cb18a130a5455a8c81ba817a6d28e0832aa612b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68ca29e7bfdd3f141a2e9eec5721e9efca7f115ba37db85623c040569252cf6c
[INFO] running `Command { std: "docker" "start" "-a" "68ca29e7bfdd3f141a2e9eec5721e9efca7f115ba37db85623c040569252cf6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking backtrace v0.3.60
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking i3ipc v0.10.1
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking i3ctl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.89s
[INFO] running `Command { std: "docker" "inspect" "68ca29e7bfdd3f141a2e9eec5721e9efca7f115ba37db85623c040569252cf6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ca29e7bfdd3f141a2e9eec5721e9efca7f115ba37db85623c040569252cf6c", kill_on_drop: false }`
[INFO] [stdout] 68ca29e7bfdd3f141a2e9eec5721e9efca7f115ba37db85623c040569252cf6c