[INFO] cloning repository https://github.com/hiddenLadder/lab-05
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hiddenLadder/lab-05" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhiddenLadder%2Flab-05", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhiddenLadder%2Flab-05'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a316abaea9083dc4c411fe117ed3a12aa97f143
[INFO] checking hiddenLadder/lab-05 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhiddenLadder%2Flab-05" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiddenLadder/lab-05 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 git repo https://github.com/hiddenLadder/lab-05
[INFO] finished tweaking git repo https://github.com/hiddenLadder/lab-05
[INFO] tweaked toml for git repo https://github.com/hiddenLadder/lab-05 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hiddenLadder/lab-05 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0e4d5a60c1d5c9069c8200646e77c2def27c4a5dee3b4e79dbffeb8c05fe6f41
[INFO] running `Command { std: "docker" "start" "-a" "0e4d5a60c1d5c9069c8200646e77c2def27c4a5dee3b4e79dbffeb8c05fe6f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e4d5a60c1d5c9069c8200646e77c2def27c4a5dee3b4e79dbffeb8c05fe6f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e4d5a60c1d5c9069c8200646e77c2def27c4a5dee3b4e79dbffeb8c05fe6f41", kill_on_drop: false }`
[INFO] [stdout] 0e4d5a60c1d5c9069c8200646e77c2def27c4a5dee3b4e79dbffeb8c05fe6f41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b17877fb2684d53ab4de0e1b3c80d96b4755878f34ec7564c91e9d20d05c9a0e
[INFO] running `Command { std: "docker" "start" "-a" "b17877fb2684d53ab4de0e1b3c80d96b4755878f34ec7564c91e9d20d05c9a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking axum-core v0.4.3
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking serde_path_to_error v0.1.15
[INFO] [stderr]     Checking hyper v1.2.0
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking axum v0.7.4
[INFO] [stderr]     Checking lab-05 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.81s
[INFO] running `Command { std: "docker" "inspect" "b17877fb2684d53ab4de0e1b3c80d96b4755878f34ec7564c91e9d20d05c9a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17877fb2684d53ab4de0e1b3c80d96b4755878f34ec7564c91e9d20d05c9a0e", kill_on_drop: false }`
[INFO] [stdout] b17877fb2684d53ab4de0e1b3c80d96b4755878f34ec7564c91e9d20d05c9a0e
[INFO] checking hiddenLadder/lab-05 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhiddenLadder%2Flab-05" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiddenLadder/lab-05 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 git repo https://github.com/hiddenLadder/lab-05
[INFO] finished tweaking git repo https://github.com/hiddenLadder/lab-05
[INFO] tweaked toml for git repo https://github.com/hiddenLadder/lab-05 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hiddenLadder/lab-05 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f54e9e8619eaae8a99907986411d0290b629c3c754acc9c8b95b73a5e7cfeb18
[INFO] running `Command { std: "docker" "start" "-a" "f54e9e8619eaae8a99907986411d0290b629c3c754acc9c8b95b73a5e7cfeb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f54e9e8619eaae8a99907986411d0290b629c3c754acc9c8b95b73a5e7cfeb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54e9e8619eaae8a99907986411d0290b629c3c754acc9c8b95b73a5e7cfeb18", kill_on_drop: false }`
[INFO] [stdout] f54e9e8619eaae8a99907986411d0290b629c3c754acc9c8b95b73a5e7cfeb18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 416f58f2b6949374d441918eedeaf0b457135bbfc721681bd07c987c3d7f03a0
[INFO] running `Command { std: "docker" "start" "-a" "416f58f2b6949374d441918eedeaf0b457135bbfc721681bd07c987c3d7f03a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking axum-core v0.4.3
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking serde_path_to_error v0.1.15
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking hyper v1.2.0
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking axum v0.7.4
[INFO] [stderr]     Checking lab-05 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.59s
[INFO] running `Command { std: "docker" "inspect" "416f58f2b6949374d441918eedeaf0b457135bbfc721681bd07c987c3d7f03a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416f58f2b6949374d441918eedeaf0b457135bbfc721681bd07c987c3d7f03a0", kill_on_drop: false }`
[INFO] [stdout] 416f58f2b6949374d441918eedeaf0b457135bbfc721681bd07c987c3d7f03a0