[INFO] cloning repository https://github.com/danieldk/conllu-utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danieldk/conllu-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fconllu-utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fconllu-utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c20ef15ebb46e92826ecbb4c0ad4f1342afc2da3
[INFO] checking danieldk/conllu-utils against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fconllu-utils" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danieldk/conllu-utils 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 git repo https://github.com/danieldk/conllu-utils
[INFO] finished tweaking git repo https://github.com/danieldk/conllu-utils
[INFO] tweaked toml for git repo https://github.com/danieldk/conllu-utils written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/danieldk/conllu-utils 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 udgraph v0.8.0
[INFO] [stderr]   Downloaded conllu v0.8.0
[INFO] [stderr]   Downloaded stdinout v0.4.1
[INFO] [stderr]   Downloaded thiserror v1.0.16
[INFO] [stderr]   Downloaded hermit-abi v0.1.12
[INFO] [stderr]   Downloaded flate2 v1.0.14
[INFO] [stderr]   Downloaded quote v1.0.4
[INFO] [stderr]   Downloaded thiserror-impl v1.0.16
[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] 7d21cbc9cfa1c9d5d3adeceaddee7c4900410d0a9123234eb70c16b77d2690ac
[INFO] running `Command { std: "docker" "start" "-a" "7d21cbc9cfa1c9d5d3adeceaddee7c4900410d0a9123234eb70c16b77d2690ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d21cbc9cfa1c9d5d3adeceaddee7c4900410d0a9123234eb70c16b77d2690ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d21cbc9cfa1c9d5d3adeceaddee7c4900410d0a9123234eb70c16b77d2690ac", kill_on_drop: false }`
[INFO] [stdout] 7d21cbc9cfa1c9d5d3adeceaddee7c4900410d0a9123234eb70c16b77d2690ac
[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] 88ec6a6943985fd0f761c049f6c07ff1cfba704cb09839a3b765875b993b3dbb
[INFO] running `Command { std: "docker" "start" "-a" "88ec6a6943985fd0f761c049f6c07ff1cfba704cb09839a3b765875b993b3dbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking stdinout v0.4.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking petgraph v0.6.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]     Checking udgraph v0.8.0
[INFO] [stderr]     Checking conllu v0.8.0
[INFO] [stderr]     Checking conllu-utils v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.59s
[INFO] running `Command { std: "docker" "inspect" "88ec6a6943985fd0f761c049f6c07ff1cfba704cb09839a3b765875b993b3dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88ec6a6943985fd0f761c049f6c07ff1cfba704cb09839a3b765875b993b3dbb", kill_on_drop: false }`
[INFO] [stdout] 88ec6a6943985fd0f761c049f6c07ff1cfba704cb09839a3b765875b993b3dbb
[INFO] checking danieldk/conllu-utils against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fconllu-utils" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danieldk/conllu-utils 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 git repo https://github.com/danieldk/conllu-utils
[INFO] finished tweaking git repo https://github.com/danieldk/conllu-utils
[INFO] tweaked toml for git repo https://github.com/danieldk/conllu-utils written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/danieldk/conllu-utils 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] 3f4d0447012bac9fb00fe8f34e79cf29ba7bdd5bb2c79cebaa3e3e6c3c3a2a23
[INFO] running `Command { std: "docker" "start" "-a" "3f4d0447012bac9fb00fe8f34e79cf29ba7bdd5bb2c79cebaa3e3e6c3c3a2a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f4d0447012bac9fb00fe8f34e79cf29ba7bdd5bb2c79cebaa3e3e6c3c3a2a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f4d0447012bac9fb00fe8f34e79cf29ba7bdd5bb2c79cebaa3e3e6c3c3a2a23", kill_on_drop: false }`
[INFO] [stdout] 3f4d0447012bac9fb00fe8f34e79cf29ba7bdd5bb2c79cebaa3e3e6c3c3a2a23
[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] c803aa9d68debc9780067824aefed2019493714dd1d9ca3b7b6c63030b15b80e
[INFO] running `Command { std: "docker" "start" "-a" "c803aa9d68debc9780067824aefed2019493714dd1d9ca3b7b6c63030b15b80e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking stdinout v0.4.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking petgraph v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]     Checking udgraph v0.8.0
[INFO] [stderr]     Checking conllu v0.8.0
[INFO] [stderr]     Checking conllu-utils v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.53s
[INFO] running `Command { std: "docker" "inspect" "c803aa9d68debc9780067824aefed2019493714dd1d9ca3b7b6c63030b15b80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c803aa9d68debc9780067824aefed2019493714dd1d9ca3b7b6c63030b15b80e", kill_on_drop: false }`
[INFO] [stdout] c803aa9d68debc9780067824aefed2019493714dd1d9ca3b7b6c63030b15b80e