[INFO] fetching crate whalespotter 1.0.0...
[INFO] checking whalespotter-1.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate whalespotter 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate whalespotter 1.0.0 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 whalespotter 1.0.0
[INFO] finished tweaking crates.io crate whalespotter 1.0.0
[INFO] tweaked toml for crates.io crate whalespotter 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate whalespotter 1.0.0 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 crossterm v0.17.7
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.2
[INFO] [stderr]   Downloaded syn v2.0.22
[INFO] [stderr]   Downloaded minimad v0.6.9
[INFO] [stderr]   Downloaded termimad v0.9.1
[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] c381c26820d6ecb9b9c7347b63c5596dda6b60af6ae09338cce84d546ad08693
[INFO] running `Command { std: "docker" "start" "-a" "c381c26820d6ecb9b9c7347b63c5596dda6b60af6ae09338cce84d546ad08693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c381c26820d6ecb9b9c7347b63c5596dda6b60af6ae09338cce84d546ad08693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c381c26820d6ecb9b9c7347b63c5596dda6b60af6ae09338cce84d546ad08693", kill_on_drop: false }`
[INFO] [stdout] c381c26820d6ecb9b9c7347b63c5596dda6b60af6ae09338cce84d546ad08693
[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] ca91350b4043ddeb987a1e98ab8c3b7b230a6db2e1e141011ff7b2e9cbffe77c
[INFO] running `Command { std: "docker" "start" "-a" "ca91350b4043ddeb987a1e98ab8c3b7b230a6db2e1e141011ff7b2e9cbffe77c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking minimad v0.6.9
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking open v1.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking parking_lot_core v0.7.3
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking termimad v0.9.1
[INFO] [stderr]     Checking whalespotter v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.17s
[INFO] running `Command { std: "docker" "inspect" "ca91350b4043ddeb987a1e98ab8c3b7b230a6db2e1e141011ff7b2e9cbffe77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca91350b4043ddeb987a1e98ab8c3b7b230a6db2e1e141011ff7b2e9cbffe77c", kill_on_drop: false }`
[INFO] [stdout] ca91350b4043ddeb987a1e98ab8c3b7b230a6db2e1e141011ff7b2e9cbffe77c