[INFO] fetching crate ohnomore-utils 0.5.0...
[INFO] checking ohnomore-utils-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ohnomore-utils 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ohnomore-utils 0.5.0 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 ohnomore-utils 0.5.0
[INFO] finished tweaking crates.io crate ohnomore-utils 0.5.0
[INFO] tweaked toml for crates.io crate ohnomore-utils 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate ohnomore-utils 0.5.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.38
[INFO] [stderr]   Downloaded stdinout v0.4.1
[INFO] [stderr]   Downloaded fixedbitset v0.4.1
[INFO] [stderr]   Downloaded udgraph v0.8.0
[INFO] [stderr]   Downloaded conllu v0.8.0
[INFO] [stderr]   Downloaded ohnomore v0.5.0
[INFO] [stderr]   Downloaded caseless v0.2.1
[INFO] [stderr]   Downloaded petgraph v0.6.0
[INFO] [stderr]   Downloaded syn v1.0.94
[INFO] [stderr]   Downloaded fst v0.4.7
[INFO] [stderr]   Downloaded seqalign v0.2.2
[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] 0e5fd837b6971b24ce069701d569b196ae8d2250fcbd3659b5d2c9c19deeff08
[INFO] running `Command { std: "docker" "start" "-a" "0e5fd837b6971b24ce069701d569b196ae8d2250fcbd3659b5d2c9c19deeff08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e5fd837b6971b24ce069701d569b196ae8d2250fcbd3659b5d2c9c19deeff08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5fd837b6971b24ce069701d569b196ae8d2250fcbd3659b5d2c9c19deeff08", kill_on_drop: false }`
[INFO] [stdout] 0e5fd837b6971b24ce069701d569b196ae8d2250fcbd3659b5d2c9c19deeff08
[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] 547e25719e6a5ba92233ea72ebb9c17df333031e97ec89bd70d893494af0f478
[INFO] running `Command { std: "docker" "start" "-a" "547e25719e6a5ba92233ea72ebb9c17df333031e97ec89bd70d893494af0f478", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking seqalign v0.2.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking stdinout v0.4.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking udgraph v0.8.0
[INFO] [stderr]     Checking conllu v0.8.0
[INFO] [stderr]     Checking ohnomore v0.5.0
[INFO] [stderr]     Checking ohnomore-utils v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "547e25719e6a5ba92233ea72ebb9c17df333031e97ec89bd70d893494af0f478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547e25719e6a5ba92233ea72ebb9c17df333031e97ec89bd70d893494af0f478", kill_on_drop: false }`
[INFO] [stdout] 547e25719e6a5ba92233ea72ebb9c17df333031e97ec89bd70d893494af0f478
[INFO] checking ohnomore-utils-0.5.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ohnomore-utils 0.5.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate ohnomore-utils 0.5.0 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 ohnomore-utils 0.5.0
[INFO] finished tweaking crates.io crate ohnomore-utils 0.5.0
[INFO] tweaked toml for crates.io crate ohnomore-utils 0.5.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate ohnomore-utils 0.5.0 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" "+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] a1cdb4054339fb58bb290429e54e6dd9c8991900b7c0b6c1f76e0dca3104fb2e
[INFO] running `Command { std: "docker" "start" "-a" "a1cdb4054339fb58bb290429e54e6dd9c8991900b7c0b6c1f76e0dca3104fb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1cdb4054339fb58bb290429e54e6dd9c8991900b7c0b6c1f76e0dca3104fb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1cdb4054339fb58bb290429e54e6dd9c8991900b7c0b6c1f76e0dca3104fb2e", kill_on_drop: false }`
[INFO] [stdout] a1cdb4054339fb58bb290429e54e6dd9c8991900b7c0b6c1f76e0dca3104fb2e
[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] 9801ef993d6ecbe7b52e5d5c8284768679df252f60dca5389059ee07c0ebe249
[INFO] running `Command { std: "docker" "start" "-a" "9801ef993d6ecbe7b52e5d5c8284768679df252f60dca5389059ee07c0ebe249", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking seqalign v0.2.2
[INFO] [stderr]     Checking stdinout v0.4.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking udgraph v0.8.0
[INFO] [stderr]     Checking conllu v0.8.0
[INFO] [stderr]     Checking ohnomore v0.5.0
[INFO] [stderr]     Checking ohnomore-utils v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.36s
[INFO] running `Command { std: "docker" "inspect" "9801ef993d6ecbe7b52e5d5c8284768679df252f60dca5389059ee07c0ebe249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9801ef993d6ecbe7b52e5d5c8284768679df252f60dca5389059ee07c0ebe249", kill_on_drop: false }`
[INFO] [stdout] 9801ef993d6ecbe7b52e5d5c8284768679df252f60dca5389059ee07c0ebe249