[INFO] cloning repository https://github.com/noncombatant/futils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noncombatant/futils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoncombatant%2Ffutils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoncombatant%2Ffutils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 470477000162cf96864b7cd20ce6aaec658dd595
[INFO] checking noncombatant/futils against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoncombatant%2Ffutils" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/noncombatant/futils 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] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/noncombatant/futils
[INFO] finished tweaking git repo https://github.com/noncombatant/futils
[INFO] tweaked toml for git repo https://github.com/noncombatant/futils written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/noncombatant/futils 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 terminal-light v1.1.1
[INFO] [stderr]   Downloaded rustc_lexer v0.1.0
[INFO] [stderr]   Downloaded xterm-query v0.2.0
[INFO] [stderr]   Downloaded lazy-regex-proc_macros v3.0.1
[INFO] [stderr]   Downloaded lazy-regex v3.0.2
[INFO] [stderr]   Downloaded minimad v0.13.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.88
[INFO] [stderr]   Downloaded getopt v1.1.0
[INFO] [stderr]   Downloaded scratch v1.0.3
[INFO] [stderr]   Downloaded iana-time-zone v0.1.53
[INFO] [stderr]   Downloaded locale v0.2.2
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.88
[INFO] [stderr]   Downloaded cxx-build v1.0.88
[INFO] [stderr]   Downloaded chrono v0.4.23
[INFO] [stderr]   Downloaded bstr v1.4.0
[INFO] [stderr]   Downloaded cxx v1.0.88
[INFO] [stderr]   Downloaded termimad v0.25.2
[INFO] [stderr]   Downloaded coolor v0.5.0
[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] 1a98f8394c0650aef0777dcc73c5937ae47e122240de4bd4dacdcb81835ad219
[INFO] running `Command { std: "docker" "start" "-a" "1a98f8394c0650aef0777dcc73c5937ae47e122240de4bd4dacdcb81835ad219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a98f8394c0650aef0777dcc73c5937ae47e122240de4bd4dacdcb81835ad219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a98f8394c0650aef0777dcc73c5937ae47e122240de4bd4dacdcb81835ad219", kill_on_drop: false }`
[INFO] [stdout] 1a98f8394c0650aef0777dcc73c5937ae47e122240de4bd4dacdcb81835ad219
[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] c41f28a1d89dd6cb8042e514deed2a48f82524817be148838addede834aec430
[INFO] running `Command { std: "docker" "start" "-a" "c41f28a1d89dd6cb8042e514deed2a48f82524817be148838addede834aec430", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking crossterm v0.23.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking coolor v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]    Compiling regex-automata v0.3.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking minimad v0.13.0
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking bstr v1.4.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking bigdecimal v0.3.0
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking chrono v0.4.23
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]     Checking rustc_lexer v0.1.0
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking locale v0.2.2
[INFO] [stderr]     Checking getopt v1.1.0
[INFO] [stderr]    Compiling lazy-regex-proc_macros v3.0.1
[INFO] [stderr]     Checking xterm-query v0.2.0
[INFO] [stderr]     Checking terminal-light v1.1.1
[INFO] [stderr]     Checking lazy-regex v3.0.2
[INFO] [stderr]     Checking termimad v0.25.2
[INFO] [stderr]     Checking futils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.94s
[INFO] running `Command { std: "docker" "inspect" "c41f28a1d89dd6cb8042e514deed2a48f82524817be148838addede834aec430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41f28a1d89dd6cb8042e514deed2a48f82524817be148838addede834aec430", kill_on_drop: false }`
[INFO] [stdout] c41f28a1d89dd6cb8042e514deed2a48f82524817be148838addede834aec430