[INFO] fetching crate f2q 0.3.0...
[INFO] checking f2q-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate f2q 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate f2q 0.3.0 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 f2q 0.3.0
[INFO] finished tweaking crates.io crate f2q 0.3.0
[INFO] tweaked toml for crates.io crate f2q 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate f2q 0.3.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.9.25
[INFO] [stderr]   Downloaded proc-macro2 v1.0.68
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.9
[INFO] [stderr]   Downloaded rustix v0.38.20
[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] 5e00c197da2b5708a3e602092e52ea1a48ce0f3883f9851ae38a69914498af8b
[INFO] running `Command { std: "docker" "start" "-a" "5e00c197da2b5708a3e602092e52ea1a48ce0f3883f9851ae38a69914498af8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e00c197da2b5708a3e602092e52ea1a48ce0f3883f9851ae38a69914498af8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e00c197da2b5708a3e602092e52ea1a48ce0f3883f9851ae38a69914498af8b", kill_on_drop: false }`
[INFO] [stdout] 5e00c197da2b5708a3e602092e52ea1a48ce0f3883f9851ae38a69914498af8b
[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] 11dbf44b5467d423f2bc59018a2b021e625604ed6cacb093e45d7d28bc6e10ae
[INFO] running `Command { std: "docker" "start" "-a" "11dbf44b5467d423f2bc59018a2b021e625604ed6cacb093e45d7d28bc6e10ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.68
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking winnow v0.5.17
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]     Checking f2q v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.50s
[INFO] running `Command { std: "docker" "inspect" "11dbf44b5467d423f2bc59018a2b021e625604ed6cacb093e45d7d28bc6e10ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11dbf44b5467d423f2bc59018a2b021e625604ed6cacb093e45d7d28bc6e10ae", kill_on_drop: false }`
[INFO] [stdout] 11dbf44b5467d423f2bc59018a2b021e625604ed6cacb093e45d7d28bc6e10ae
[INFO] checking f2q-0.3.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate f2q 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate f2q 0.3.0 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 f2q 0.3.0
[INFO] finished tweaking crates.io crate f2q 0.3.0
[INFO] tweaked toml for crates.io crate f2q 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate f2q 0.3.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a7cd1a23ebfd48c9ebd628af55a59dcb8883ba44eba1cdd3fe27c491dc135608
[INFO] running `Command { std: "docker" "start" "-a" "a7cd1a23ebfd48c9ebd628af55a59dcb8883ba44eba1cdd3fe27c491dc135608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7cd1a23ebfd48c9ebd628af55a59dcb8883ba44eba1cdd3fe27c491dc135608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7cd1a23ebfd48c9ebd628af55a59dcb8883ba44eba1cdd3fe27c491dc135608", kill_on_drop: false }`
[INFO] [stdout] a7cd1a23ebfd48c9ebd628af55a59dcb8883ba44eba1cdd3fe27c491dc135608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3011d521d312ace1ea7e38b451261f6ca3e3e2d1db5257b4ce60eb3a0c24451a
[INFO] running `Command { std: "docker" "start" "-a" "3011d521d312ace1ea7e38b451261f6ca3e3e2d1db5257b4ce60eb3a0c24451a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.68
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking winnow v0.5.17
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]     Checking f2q v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.00s
[INFO] running `Command { std: "docker" "inspect" "3011d521d312ace1ea7e38b451261f6ca3e3e2d1db5257b4ce60eb3a0c24451a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3011d521d312ace1ea7e38b451261f6ca3e3e2d1db5257b4ce60eb3a0c24451a", kill_on_drop: false }`
[INFO] [stdout] 3011d521d312ace1ea7e38b451261f6ca3e3e2d1db5257b4ce60eb3a0c24451a