[INFO] fetching crate ruex 0.1.5...
[INFO] checking ruex-0.1.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ruex 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ruex 0.1.5 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 ruex 0.1.5
[INFO] finished tweaking crates.io crate ruex 0.1.5
[INFO] tweaked toml for crates.io crate ruex 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 124 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding color-backtrace v0.5.1 (latest: v0.6.1)
[INFO] [stderr]       Adding colored v1.9.4 (latest: v2.1.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding hostname v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding memoffset v0.7.1 (latest: v0.9.1)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.28.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding serde_tokenstream v0.1.7 (latest: v0.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding syn-serde v0.2.4 (latest: v0.3.1)
[INFO] [stderr]       Adding sysinfo v0.28.4 (latest: v0.30.8)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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 ruex-macro v0.1.3
[INFO] [stderr]   Downloaded rust-companion v0.1.1
[INFO] [stderr]   Downloaded syslog v6.1.0
[INFO] [stderr]   Downloaded syn-serde v0.2.4
[INFO] [stderr]   Downloaded fern v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2fe63c5ba790e1fda6614f2ebca1f95877695b1107462001967622a3f4e2fe02
[INFO] running `Command { std: "docker" "start" "-a" "2fe63c5ba790e1fda6614f2ebca1f95877695b1107462001967622a3f4e2fe02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fe63c5ba790e1fda6614f2ebca1f95877695b1107462001967622a3f4e2fe02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe63c5ba790e1fda6614f2ebca1f95877695b1107462001967622a3f4e2fe02", kill_on_drop: false }`
[INFO] [stdout] 2fe63c5ba790e1fda6614f2ebca1f95877695b1107462001967622a3f4e2fe02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 14ff10c5b6c6b47c85fbaba313587d7db7f9832bb09a16ce35a1fee2519d7be5
[INFO] running `Command { std: "docker" "start" "-a" "14ff10c5b6c6b47c85fbaba313587d7db7f9832bb09a16ce35a1fee2519d7be5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling sysinfo v0.28.4
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking syslog v6.1.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking fern v0.6.2
[INFO] [stderr]     Checking color-backtrace v0.5.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rust-companion v0.1.1
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling ruex v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn-serde v0.2.4
[INFO] [stderr]    Compiling ruex-macro v0.1.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "14ff10c5b6c6b47c85fbaba313587d7db7f9832bb09a16ce35a1fee2519d7be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ff10c5b6c6b47c85fbaba313587d7db7f9832bb09a16ce35a1fee2519d7be5", kill_on_drop: false }`
[INFO] [stdout] 14ff10c5b6c6b47c85fbaba313587d7db7f9832bb09a16ce35a1fee2519d7be5
[INFO] checking ruex-0.1.5 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ruex 0.1.5 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ruex 0.1.5 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 ruex 0.1.5
[INFO] finished tweaking crates.io crate ruex 0.1.5
[INFO] tweaked toml for crates.io crate ruex 0.1.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d58ade7939e04d040a6039facef3ca9a5cb6e1dadf5b5e6caab945378bebe6b3
[INFO] running `Command { std: "docker" "start" "-a" "d58ade7939e04d040a6039facef3ca9a5cb6e1dadf5b5e6caab945378bebe6b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d58ade7939e04d040a6039facef3ca9a5cb6e1dadf5b5e6caab945378bebe6b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58ade7939e04d040a6039facef3ca9a5cb6e1dadf5b5e6caab945378bebe6b3", kill_on_drop: false }`
[INFO] [stdout] d58ade7939e04d040a6039facef3ca9a5cb6e1dadf5b5e6caab945378bebe6b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 24f51bfe70d2ab339d83e0caf72aa4752566ea90f1c9df4d15d76f621dd36334
[INFO] running `Command { std: "docker" "start" "-a" "24f51bfe70d2ab339d83e0caf72aa4752566ea90f1c9df4d15d76f621dd36334", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling sysinfo v0.28.4
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking syslog v6.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking fern v0.6.2
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]     Checking color-backtrace v0.5.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]     Checking rust-companion v0.1.1
[INFO] [stderr]    Compiling ruex v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn-serde v0.2.4
[INFO] [stderr]    Compiling ruex-macro v0.1.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "24f51bfe70d2ab339d83e0caf72aa4752566ea90f1c9df4d15d76f621dd36334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f51bfe70d2ab339d83e0caf72aa4752566ea90f1c9df4d15d76f621dd36334", kill_on_drop: false }`
[INFO] [stdout] 24f51bfe70d2ab339d83e0caf72aa4752566ea90f1c9df4d15d76f621dd36334