[INFO] cloning repository https://github.com/becheran/mlc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/becheran/mlc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbecheran%2Fmlc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbecheran%2Fmlc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6e56df616d6a117a418f1bf1a772cf6559197c8
[INFO] checking becheran/mlc against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbecheran%2Fmlc" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/becheran/mlc 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-4-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/becheran/mlc
[INFO] finished tweaking git repo https://github.com/becheran/mlc
[INFO] tweaked toml for git repo https://github.com/becheran/mlc written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/becheran/mlc 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 ntest v0.9.2
[INFO] [stderr]   Downloaded value-bag v1.7.0
[INFO] [stderr]   Downloaded ciborium-io v0.2.0
[INFO] [stderr]   Downloaded ntest_test_cases v0.9.2
[INFO] [stderr]   Downloaded ciborium-ll v0.2.0
[INFO] [stderr]   Downloaded blocking v1.2.0
[INFO] [stderr]   Downloaded async-global-executor v2.2.0
[INFO] [stderr]   Downloaded openssl v0.10.48
[INFO] [stderr]   Downloaded ciborium v0.2.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.83
[INFO] [stderr]   Downloaded simplelog v0.12.2
[INFO] [stderr]   Downloaded ntest_timeout v0.9.2
[INFO] [stderr]   Downloaded openssl-src v111.22.0+1.1.1q
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3364bd097374ddef36c9e048bd90b99838ea64ac46401954739d3781b2eb3bb5
[INFO] running `Command { std: "docker" "start" "-a" "3364bd097374ddef36c9e048bd90b99838ea64ac46401954739d3781b2eb3bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3364bd097374ddef36c9e048bd90b99838ea64ac46401954739d3781b2eb3bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3364bd097374ddef36c9e048bd90b99838ea64ac46401954739d3781b2eb3bb5", kill_on_drop: false }`
[INFO] [stdout] 3364bd097374ddef36c9e048bd90b99838ea64ac46401954739d3781b2eb3bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 859da57e7d4c86c7d00cc7714837b014ca390c337faa46cd2d344add790820cc
[INFO] running `Command { std: "docker" "start" "-a" "859da57e7d4c86c7d00cc7714837b014ca390c337faa46cd2d344add790820cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking value-bag v1.7.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking bytes v1.2.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling openssl v0.10.48
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling openssl-src v111.22.0+1.1.1q
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking brotli-decompressor v2.3.2
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking flate2 v1.0.25
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[INFO] [stderr]     Checking blocking v1.2.0
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[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking async-lock v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling openssl-sys v0.9.83
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking async-global-executor v2.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking ciborium-io v0.2.0
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
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[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking url-escape v0.1.1
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]     Checking wildmatch v2.3.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking clap v4.5.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking plotters v0.3.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking simplelog v0.12.2
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling ntest_test_cases v0.9.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking async-compression v0.4.6
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_edit v0.22.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking ciborium v0.2.0
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking toml v0.8.10
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling ntest_timeout v0.9.2
[INFO] [stderr]     Checking ntest v0.9.2
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.24
[INFO] [stderr]     Checking mlc v0.16.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "859da57e7d4c86c7d00cc7714837b014ca390c337faa46cd2d344add790820cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859da57e7d4c86c7d00cc7714837b014ca390c337faa46cd2d344add790820cc", kill_on_drop: false }`
[INFO] [stdout] 859da57e7d4c86c7d00cc7714837b014ca390c337faa46cd2d344add790820cc