[INFO] cloning repository https://github.com/hiddenLadder/lab-06
[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-06" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhiddenLadder%2Flab-06", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhiddenLadder%2Flab-06'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69e0f71e1e177b6ce7fb6bc20ebcd02a4515ac5c
[INFO] checking hiddenLadder/lab-06 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-06" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiddenLadder/lab-06 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-06
[INFO] finished tweaking git repo https://github.com/hiddenLadder/lab-06
[INFO] tweaked toml for git repo https://github.com/hiddenLadder/lab-06 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hiddenLadder/lab-06 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]  Downloading crates ...
[INFO] [stderr]   Downloaded axum-test v14.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7dc558209b8f2caf4c47232113f86f5b9a695268080bcb496f525473bd46c931
[INFO] running `Command { std: "docker" "start" "-a" "7dc558209b8f2caf4c47232113f86f5b9a695268080bcb496f525473bd46c931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc558209b8f2caf4c47232113f86f5b9a695268080bcb496f525473bd46c931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc558209b8f2caf4c47232113f86f5b9a695268080bcb496f525473bd46c931", kill_on_drop: false }`
[INFO] [stdout] 7dc558209b8f2caf4c47232113f86f5b9a695268080bcb496f525473bd46c931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8b9e174c890874666742971318e08f7770b979e75e62144acb33b7a17a576e0c
[INFO] running `Command { std: "docker" "start" "-a" "8b9e174c890874666742971318e08f7770b979e75e62144acb33b7a17a576e0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling cookie v0.18.0
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking auto-future v1.0.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling axum v0.7.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking http-body-util v0.1.0
[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 thiserror-impl v1.0.58
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking reserve-port v2.0.1
[INFO] [stderr]     Checking rust-multipart-rfc7578_2 v0.6.1
[INFO] [stderr]     Checking pin-project v1.1.5
[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_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-test v14.4.0
[INFO] [stderr]     Checking lab-06 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.27s
[INFO] running `Command { std: "docker" "inspect" "8b9e174c890874666742971318e08f7770b979e75e62144acb33b7a17a576e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b9e174c890874666742971318e08f7770b979e75e62144acb33b7a17a576e0c", kill_on_drop: false }`
[INFO] [stdout] 8b9e174c890874666742971318e08f7770b979e75e62144acb33b7a17a576e0c
[INFO] checking hiddenLadder/lab-06 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-06" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiddenLadder/lab-06 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-06
[INFO] finished tweaking git repo https://github.com/hiddenLadder/lab-06
[INFO] tweaked toml for git repo https://github.com/hiddenLadder/lab-06 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hiddenLadder/lab-06 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a2bf81a58fdd24bd19c21c9e2c8cefbdff713184c4bba615f07fc50115a17df8
[INFO] running `Command { std: "docker" "start" "-a" "a2bf81a58fdd24bd19c21c9e2c8cefbdff713184c4bba615f07fc50115a17df8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2bf81a58fdd24bd19c21c9e2c8cefbdff713184c4bba615f07fc50115a17df8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bf81a58fdd24bd19c21c9e2c8cefbdff713184c4bba615f07fc50115a17df8", kill_on_drop: false }`
[INFO] [stdout] a2bf81a58fdd24bd19c21c9e2c8cefbdff713184c4bba615f07fc50115a17df8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 38f6ba5f3957a5be4c1cc001f48d3555bce4dd061754145511aa7468997cb96d
[INFO] running `Command { std: "docker" "start" "-a" "38f6ba5f3957a5be4c1cc001f48d3555bce4dd061754145511aa7468997cb96d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling cookie v0.18.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking auto-future v1.0.0
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling axum v0.7.4
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking http-body-util v0.1.0
[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 thiserror-impl v1.0.58
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking rust-multipart-rfc7578_2 v0.6.1
[INFO] [stderr]     Checking reserve-port v2.0.1
[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_path_to_error v0.1.15
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v1.2.0
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking axum-test v14.4.0
[INFO] [stderr]     Checking lab-06 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.36s
[INFO] running `Command { std: "docker" "inspect" "38f6ba5f3957a5be4c1cc001f48d3555bce4dd061754145511aa7468997cb96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f6ba5f3957a5be4c1cc001f48d3555bce4dd061754145511aa7468997cb96d", kill_on_drop: false }`
[INFO] [stdout] 38f6ba5f3957a5be4c1cc001f48d3555bce4dd061754145511aa7468997cb96d