[INFO] fetching crate caso 0.2.2...
[INFO] checking caso-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate caso 0.2.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate caso 0.2.2 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 caso 0.2.2
[INFO] finished tweaking crates.io crate caso 0.2.2
[INFO] tweaked toml for crates.io crate caso 0.2.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate caso 0.2.2 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded read_token v1.0.0
[INFO] [stderr]   Downloaded range v1.0.0
[INFO] [stderr]   Downloaded monotonic_solver v0.5.0
[INFO] [stderr]   Downloaded piston_meta v2.0.1
[INFO] [stderr]   Downloaded avalog v0.7.0
[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] 2509437f3e293d9313446ec3eef4ee1e8d7384e20c5324fee19f81a4edd88c6c
[INFO] running `Command { std: "docker" "start" "-a" "2509437f3e293d9313446ec3eef4ee1e8d7384e20c5324fee19f81a4edd88c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2509437f3e293d9313446ec3eef4ee1e8d7384e20c5324fee19f81a4edd88c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2509437f3e293d9313446ec3eef4ee1e8d7384e20c5324fee19f81a4edd88c6c", kill_on_drop: false }`
[INFO] [stdout] 2509437f3e293d9313446ec3eef4ee1e8d7384e20c5324fee19f81a4edd88c6c
[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] 8826f12919eca6f933c3a831a15abefddbf0a2e6c34f044baecebb9b23b37efa
[INFO] running `Command { std: "docker" "start" "-a" "8826f12919eca6f933c3a831a15abefddbf0a2e6c34f044baecebb9b23b37efa", kill_on_drop: false }`
[INFO] [stderr]     Checking range v1.0.0
[INFO] [stderr]     Checking monotonic_solver v0.5.0
[INFO] [stderr]     Checking read_token v1.0.0
[INFO] [stderr]     Checking piston_meta v2.0.1
[INFO] [stderr]     Checking avalog v0.7.0
[INFO] [stderr]     Checking caso v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "8826f12919eca6f933c3a831a15abefddbf0a2e6c34f044baecebb9b23b37efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8826f12919eca6f933c3a831a15abefddbf0a2e6c34f044baecebb9b23b37efa", kill_on_drop: false }`
[INFO] [stdout] 8826f12919eca6f933c3a831a15abefddbf0a2e6c34f044baecebb9b23b37efa
[INFO] checking caso-0.2.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate caso 0.2.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate caso 0.2.2 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 caso 0.2.2
[INFO] finished tweaking crates.io crate caso 0.2.2
[INFO] tweaked toml for crates.io crate caso 0.2.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate caso 0.2.2 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] f218e175a4b903d63e1f6bec94788d48e88d4c301b324288a4eaed9786560120
[INFO] running `Command { std: "docker" "start" "-a" "f218e175a4b903d63e1f6bec94788d48e88d4c301b324288a4eaed9786560120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f218e175a4b903d63e1f6bec94788d48e88d4c301b324288a4eaed9786560120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f218e175a4b903d63e1f6bec94788d48e88d4c301b324288a4eaed9786560120", kill_on_drop: false }`
[INFO] [stdout] f218e175a4b903d63e1f6bec94788d48e88d4c301b324288a4eaed9786560120
[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] 88370ede5700361546599858411cb56e0ce29e98c8abb0bd360697b383ca66da
[INFO] running `Command { std: "docker" "start" "-a" "88370ede5700361546599858411cb56e0ce29e98c8abb0bd360697b383ca66da", kill_on_drop: false }`
[INFO] [stderr]     Checking range v1.0.0
[INFO] [stderr]     Checking monotonic_solver v0.5.0
[INFO] [stderr]     Checking read_token v1.0.0
[INFO] [stderr]     Checking piston_meta v2.0.1
[INFO] [stderr]     Checking avalog v0.7.0
[INFO] [stderr]     Checking caso v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "88370ede5700361546599858411cb56e0ce29e98c8abb0bd360697b383ca66da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88370ede5700361546599858411cb56e0ce29e98c8abb0bd360697b383ca66da", kill_on_drop: false }`
[INFO] [stdout] 88370ede5700361546599858411cb56e0ce29e98c8abb0bd360697b383ca66da