[INFO] fetching crate keyboard-backlightd 0.1.7...
[INFO] checking keyboard-backlightd-0.1.7 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate keyboard-backlightd 0.1.7 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate keyboard-backlightd 0.1.7 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keyboard-backlightd 0.1.7
[INFO] finished tweaking crates.io crate keyboard-backlightd 0.1.7
[INFO] tweaked toml for crates.io crate keyboard-backlightd 0.1.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate keyboard-backlightd 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xflags v0.3.1
[INFO] [stderr]   Downloaded xflags-macros v0.3.1
[INFO] [stderr]   Downloaded evdev-sys v0.2.5
[INFO] [stderr]   Downloaded evdev-rs v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e616b04b660f415de89f6826c77a1bb721e65bf2e8622d185544adb10bceeed7
[INFO] running `Command { std: "docker" "start" "-a" "e616b04b660f415de89f6826c77a1bb721e65bf2e8622d185544adb10bceeed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e616b04b660f415de89f6826c77a1bb721e65bf2e8622d185544adb10bceeed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e616b04b660f415de89f6826c77a1bb721e65bf2e8622d185544adb10bceeed7", kill_on_drop: false }`
[INFO] [stdout] e616b04b660f415de89f6826c77a1bb721e65bf2e8622d185544adb10bceeed7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 629f07ba25d85304a7e520ef7bd18b2718f7a9cf0cc008fe6e82e8995f53115a
[INFO] running `Command { std: "docker" "start" "-a" "629f07ba25d85304a7e520ef7bd18b2718f7a9cf0cc008fe6e82e8995f53115a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling xflags-macros v0.3.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking xflags v0.3.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]    Compiling evdev-sys v0.2.5
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking evdev-rs v0.6.1
[INFO] [stderr]     Checking keyboard-backlightd v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "629f07ba25d85304a7e520ef7bd18b2718f7a9cf0cc008fe6e82e8995f53115a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "629f07ba25d85304a7e520ef7bd18b2718f7a9cf0cc008fe6e82e8995f53115a", kill_on_drop: false }`
[INFO] [stdout] 629f07ba25d85304a7e520ef7bd18b2718f7a9cf0cc008fe6e82e8995f53115a
[INFO] checking keyboard-backlightd-0.1.7 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate keyboard-backlightd 0.1.7 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate keyboard-backlightd 0.1.7 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keyboard-backlightd 0.1.7
[INFO] finished tweaking crates.io crate keyboard-backlightd 0.1.7
[INFO] tweaked toml for crates.io crate keyboard-backlightd 0.1.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate keyboard-backlightd 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97305c029c00cedc114b8b03ec4f82dc526346ec31fb6adb90e0f5871b62edb2
[INFO] running `Command { std: "docker" "start" "-a" "97305c029c00cedc114b8b03ec4f82dc526346ec31fb6adb90e0f5871b62edb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97305c029c00cedc114b8b03ec4f82dc526346ec31fb6adb90e0f5871b62edb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97305c029c00cedc114b8b03ec4f82dc526346ec31fb6adb90e0f5871b62edb2", kill_on_drop: false }`
[INFO] [stdout] 97305c029c00cedc114b8b03ec4f82dc526346ec31fb6adb90e0f5871b62edb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cecb4af68ca3f20352a8749c59dc9b3fa02bee803da0ff4a6257d76c70daf2a5
[INFO] running `Command { std: "docker" "start" "-a" "cecb4af68ca3f20352a8749c59dc9b3fa02bee803da0ff4a6257d76c70daf2a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling xflags-macros v0.3.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking xflags v0.3.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]    Compiling evdev-sys v0.2.5
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking evdev-rs v0.6.1
[INFO] [stderr]     Checking keyboard-backlightd v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.73s
[INFO] running `Command { std: "docker" "inspect" "cecb4af68ca3f20352a8749c59dc9b3fa02bee803da0ff4a6257d76c70daf2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cecb4af68ca3f20352a8749c59dc9b3fa02bee803da0ff4a6257d76c70daf2a5", kill_on_drop: false }`
[INFO] [stdout] cecb4af68ca3f20352a8749c59dc9b3fa02bee803da0ff4a6257d76c70daf2a5