[INFO] fetching crate custard 0.1.2...
[INFO] checking custard-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate custard 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate custard 0.1.2 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 custard 0.1.2
[INFO] finished tweaking crates.io crate custard 0.1.2
[INFO] tweaked toml for crates.io crate custard 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate custard 0.1.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.49
[INFO] [stderr]   Downloaded matchit v0.7.3
[INFO] [stderr]   Downloaded indexmap v2.0.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.49
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.9
[INFO] [stderr]   Downloaded serde_yaml v0.9.25
[INFO] [stderr]   Downloaded hashbrown v0.14.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fc51991de4a266ffb2f2fd5bb3a114c4403a6c9a0bba4b8327ee660939360e59
[INFO] running `Command { std: "docker" "start" "-a" "fc51991de4a266ffb2f2fd5bb3a114c4403a6c9a0bba4b8327ee660939360e59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc51991de4a266ffb2f2fd5bb3a114c4403a6c9a0bba4b8327ee660939360e59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc51991de4a266ffb2f2fd5bb3a114c4403a6c9a0bba4b8327ee660939360e59", kill_on_drop: false }`
[INFO] [stdout] fc51991de4a266ffb2f2fd5bb3a114c4403a6c9a0bba4b8327ee660939360e59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5f7fc2c50989555810159708ba7563cab2b4d4226e331b2ad70e39cfbc327d55
[INFO] running `Command { std: "docker" "start" "-a" "5f7fc2c50989555810159708ba7563cab2b4d4226e331b2ad70e39cfbc327d55", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.22
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking notify v5.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.14
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking custard v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.05s
[INFO] running `Command { std: "docker" "inspect" "5f7fc2c50989555810159708ba7563cab2b4d4226e331b2ad70e39cfbc327d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7fc2c50989555810159708ba7563cab2b4d4226e331b2ad70e39cfbc327d55", kill_on_drop: false }`
[INFO] [stdout] 5f7fc2c50989555810159708ba7563cab2b4d4226e331b2ad70e39cfbc327d55
[INFO] checking custard-0.1.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate custard 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate custard 0.1.2 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 custard 0.1.2
[INFO] finished tweaking crates.io crate custard 0.1.2
[INFO] tweaked toml for crates.io crate custard 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate custard 0.1.2 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f242d8ec3557858fdded7aadd4fb96ffda6640ff8009cf947373450eb46665fa
[INFO] running `Command { std: "docker" "start" "-a" "f242d8ec3557858fdded7aadd4fb96ffda6640ff8009cf947373450eb46665fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f242d8ec3557858fdded7aadd4fb96ffda6640ff8009cf947373450eb46665fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f242d8ec3557858fdded7aadd4fb96ffda6640ff8009cf947373450eb46665fa", kill_on_drop: false }`
[INFO] [stdout] f242d8ec3557858fdded7aadd4fb96ffda6640ff8009cf947373450eb46665fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3ebc967365a4d8f4c2845d5e25b4be96d8c97f8a2a0a042d8f3d6fc43ba85931
[INFO] running `Command { std: "docker" "start" "-a" "3ebc967365a4d8f4c2845d5e25b4be96d8c97f8a2a0a042d8f3d6fc43ba85931", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking filetime v0.2.22
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking notify v5.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking serde_path_to_error v0.1.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking custard v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.55s
[INFO] running `Command { std: "docker" "inspect" "3ebc967365a4d8f4c2845d5e25b4be96d8c97f8a2a0a042d8f3d6fc43ba85931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ebc967365a4d8f4c2845d5e25b4be96d8c97f8a2a0a042d8f3d6fc43ba85931", kill_on_drop: false }`
[INFO] [stdout] 3ebc967365a4d8f4c2845d5e25b4be96d8c97f8a2a0a042d8f3d6fc43ba85931