[INFO] fetching crate unreachable_checked 0.2.0...
[INFO] checking unreachable_checked-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate unreachable_checked 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate unreachable_checked 0.2.0 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 unreachable_checked 0.2.0
[INFO] finished tweaking crates.io crate unreachable_checked 0.2.0
[INFO] tweaked toml for crates.io crate unreachable_checked 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-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] 2f67ac96c0b1c637ef69cceaba7fb2da11ee86757f7307df52585f05d8686dc9
[INFO] running `Command { std: "docker" "start" "-a" "2f67ac96c0b1c637ef69cceaba7fb2da11ee86757f7307df52585f05d8686dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f67ac96c0b1c637ef69cceaba7fb2da11ee86757f7307df52585f05d8686dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f67ac96c0b1c637ef69cceaba7fb2da11ee86757f7307df52585f05d8686dc9", kill_on_drop: false }`
[INFO] [stdout] 2f67ac96c0b1c637ef69cceaba7fb2da11ee86757f7307df52585f05d8686dc9
[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] a5cc7cfd6dc5f19bc92342abafdad088a20e1a09beca5b1ba919fe29771d256b
[INFO] running `Command { std: "docker" "start" "-a" "a5cc7cfd6dc5f19bc92342abafdad088a20e1a09beca5b1ba919fe29771d256b", kill_on_drop: false }`
[INFO] [stderr]     Checking unreachable_checked v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "a5cc7cfd6dc5f19bc92342abafdad088a20e1a09beca5b1ba919fe29771d256b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5cc7cfd6dc5f19bc92342abafdad088a20e1a09beca5b1ba919fe29771d256b", kill_on_drop: false }`
[INFO] [stdout] a5cc7cfd6dc5f19bc92342abafdad088a20e1a09beca5b1ba919fe29771d256b
[INFO] checking unreachable_checked-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate unreachable_checked 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate unreachable_checked 0.2.0 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 unreachable_checked 0.2.0
[INFO] finished tweaking crates.io crate unreachable_checked 0.2.0
[INFO] tweaked toml for crates.io crate unreachable_checked 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 552b66b9e2ac3f48fc480f20fc8d27b69cd73b0c161c0ec4fc60365b7c3b6eff
[INFO] running `Command { std: "docker" "start" "-a" "552b66b9e2ac3f48fc480f20fc8d27b69cd73b0c161c0ec4fc60365b7c3b6eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "552b66b9e2ac3f48fc480f20fc8d27b69cd73b0c161c0ec4fc60365b7c3b6eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552b66b9e2ac3f48fc480f20fc8d27b69cd73b0c161c0ec4fc60365b7c3b6eff", kill_on_drop: false }`
[INFO] [stdout] 552b66b9e2ac3f48fc480f20fc8d27b69cd73b0c161c0ec4fc60365b7c3b6eff
[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] c0bb6d99a31b72029dddf32476430bf639c2ff20cccb8cc22da1fa07dc351729
[INFO] running `Command { std: "docker" "start" "-a" "c0bb6d99a31b72029dddf32476430bf639c2ff20cccb8cc22da1fa07dc351729", kill_on_drop: false }`
[INFO] [stderr]     Checking unreachable_checked v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "c0bb6d99a31b72029dddf32476430bf639c2ff20cccb8cc22da1fa07dc351729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0bb6d99a31b72029dddf32476430bf639c2ff20cccb8cc22da1fa07dc351729", kill_on_drop: false }`
[INFO] [stdout] c0bb6d99a31b72029dddf32476430bf639c2ff20cccb8cc22da1fa07dc351729