[INFO] cloning repository https://github.com/Tom-the-Bomb/brainfuck-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tom-the-Bomb/brainfuck-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTom-the-Bomb%2Fbrainfuck-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTom-the-Bomb%2Fbrainfuck-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f41646c4836398de494368390550892b913fb27e
[INFO] checking Tom-the-Bomb/brainfuck-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTom-the-Bomb%2Fbrainfuck-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tom-the-Bomb/brainfuck-rs 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/Tom-the-Bomb/brainfuck-rs
[INFO] finished tweaking git repo https://github.com/Tom-the-Bomb/brainfuck-rs
[INFO] tweaked toml for git repo https://github.com/Tom-the-Bomb/brainfuck-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Tom-the-Bomb/brainfuck-rs 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0ce83e250bb22d428d01cb5202a9674e3847d698b0d1eb42908f79c7facb3873
[INFO] running `Command { std: "docker" "start" "-a" "0ce83e250bb22d428d01cb5202a9674e3847d698b0d1eb42908f79c7facb3873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ce83e250bb22d428d01cb5202a9674e3847d698b0d1eb42908f79c7facb3873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ce83e250bb22d428d01cb5202a9674e3847d698b0d1eb42908f79c7facb3873", kill_on_drop: false }`
[INFO] [stdout] 0ce83e250bb22d428d01cb5202a9674e3847d698b0d1eb42908f79c7facb3873
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 559b99482aa7f5d31ed36ba69508f20cc8d7755cbab5fa990064e7621f69dd86
[INFO] running `Command { std: "docker" "start" "-a" "559b99482aa7f5d31ed36ba69508f20cc8d7755cbab5fa990064e7621f69dd86", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anstream v0.6.5
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap_builder v4.4.11
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking clap v4.4.11
[INFO] [stderr]     Checking brainfuck-exe v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.65s
[INFO] running `Command { std: "docker" "inspect" "559b99482aa7f5d31ed36ba69508f20cc8d7755cbab5fa990064e7621f69dd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "559b99482aa7f5d31ed36ba69508f20cc8d7755cbab5fa990064e7621f69dd86", kill_on_drop: false }`
[INFO] [stdout] 559b99482aa7f5d31ed36ba69508f20cc8d7755cbab5fa990064e7621f69dd86
[INFO] checking Tom-the-Bomb/brainfuck-rs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTom-the-Bomb%2Fbrainfuck-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tom-the-Bomb/brainfuck-rs 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/Tom-the-Bomb/brainfuck-rs
[INFO] finished tweaking git repo https://github.com/Tom-the-Bomb/brainfuck-rs
[INFO] tweaked toml for git repo https://github.com/Tom-the-Bomb/brainfuck-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Tom-the-Bomb/brainfuck-rs 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9887bd2e061895cc85103c4a5b52f6bf89ec9285b63c1003cefe6dda284b8c69
[INFO] running `Command { std: "docker" "start" "-a" "9887bd2e061895cc85103c4a5b52f6bf89ec9285b63c1003cefe6dda284b8c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9887bd2e061895cc85103c4a5b52f6bf89ec9285b63c1003cefe6dda284b8c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9887bd2e061895cc85103c4a5b52f6bf89ec9285b63c1003cefe6dda284b8c69", kill_on_drop: false }`
[INFO] [stdout] 9887bd2e061895cc85103c4a5b52f6bf89ec9285b63c1003cefe6dda284b8c69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 57500d03e97dcb9b12af91a16b7ea79b4b7d40fc8f1ee62970ba38b5f0589bd1
[INFO] running `Command { std: "docker" "start" "-a" "57500d03e97dcb9b12af91a16b7ea79b4b7d40fc8f1ee62970ba38b5f0589bd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking anstream v0.6.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking clap_builder v4.4.11
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking clap v4.4.11
[INFO] [stderr]     Checking brainfuck-exe v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.20s
[INFO] running `Command { std: "docker" "inspect" "57500d03e97dcb9b12af91a16b7ea79b4b7d40fc8f1ee62970ba38b5f0589bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57500d03e97dcb9b12af91a16b7ea79b4b7d40fc8f1ee62970ba38b5f0589bd1", kill_on_drop: false }`
[INFO] [stdout] 57500d03e97dcb9b12af91a16b7ea79b4b7d40fc8f1ee62970ba38b5f0589bd1