[INFO] fetching crate safir-mem 0.3.2...
[INFO] checking safir-mem-0.3.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate safir-mem 0.3.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate safir-mem 0.3.2 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 safir-mem 0.3.2
[INFO] finished tweaking crates.io crate safir-mem 0.3.2
[INFO] tweaked toml for crates.io crate safir-mem 0.3.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate safir-mem 0.3.2 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded platforms v2.0.0
[INFO] [stderr]   Downloaded psutil v3.2.2
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.1.2
[INFO] [stderr]   Downloaded rubin v0.3.2
[INFO] [stderr]   Downloaded safir-core v0.2.2
[INFO] [stderr]   Downloaded darwin-libproc v0.1.2
[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] 9b169790b4a6bf5a02385136a7ec65be04ce4a7cc4f0c4ca8dc6ce1a4a18ab09
[INFO] running `Command { std: "docker" "start" "-a" "9b169790b4a6bf5a02385136a7ec65be04ce4a7cc4f0c4ca8dc6ce1a4a18ab09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b169790b4a6bf5a02385136a7ec65be04ce4a7cc4f0c4ca8dc6ce1a4a18ab09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b169790b4a6bf5a02385136a7ec65be04ce4a7cc4f0c4ca8dc6ce1a4a18ab09", kill_on_drop: false }`
[INFO] [stdout] 9b169790b4a6bf5a02385136a7ec65be04ce4a7cc4f0c4ca8dc6ce1a4a18ab09
[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] 23e998ac7ef7ba71f404d0258cc54a01915e080a3fd26ee0d7f7f0daf42f40e1
[INFO] running `Command { std: "docker" "start" "-a" "23e998ac7ef7ba71f404d0258cc54a01915e080a3fd26ee0d7f7f0daf42f40e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling platforms v2.0.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking sysinfo v0.29.10
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking psutil v3.2.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking rubin v0.3.2
[INFO] [stderr]     Checking safir-core v0.2.2
[INFO] [stderr]     Checking safir-mem v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.97s
[INFO] running `Command { std: "docker" "inspect" "23e998ac7ef7ba71f404d0258cc54a01915e080a3fd26ee0d7f7f0daf42f40e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e998ac7ef7ba71f404d0258cc54a01915e080a3fd26ee0d7f7f0daf42f40e1", kill_on_drop: false }`
[INFO] [stdout] 23e998ac7ef7ba71f404d0258cc54a01915e080a3fd26ee0d7f7f0daf42f40e1
[INFO] checking safir-mem-0.3.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate safir-mem 0.3.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate safir-mem 0.3.2 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 safir-mem 0.3.2
[INFO] finished tweaking crates.io crate safir-mem 0.3.2
[INFO] tweaked toml for crates.io crate safir-mem 0.3.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate safir-mem 0.3.2 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] 8ca14acd34c0264f829a9e8c6eb7e4745036454599ab211a2d5a6aa9d1d95f57
[INFO] running `Command { std: "docker" "start" "-a" "8ca14acd34c0264f829a9e8c6eb7e4745036454599ab211a2d5a6aa9d1d95f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ca14acd34c0264f829a9e8c6eb7e4745036454599ab211a2d5a6aa9d1d95f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca14acd34c0264f829a9e8c6eb7e4745036454599ab211a2d5a6aa9d1d95f57", kill_on_drop: false }`
[INFO] [stdout] 8ca14acd34c0264f829a9e8c6eb7e4745036454599ab211a2d5a6aa9d1d95f57
[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] 5c1d3b6e7287a128100ef8a98ef4effef27f44733ae4456d8f59c347071efbd0
[INFO] running `Command { std: "docker" "start" "-a" "5c1d3b6e7287a128100ef8a98ef4effef27f44733ae4456d8f59c347071efbd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling platforms v2.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking sysinfo v0.29.10
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking psutil v3.2.2
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking rubin v0.3.2
[INFO] [stderr]     Checking safir-core v0.2.2
[INFO] [stderr]     Checking safir-mem v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.36s
[INFO] running `Command { std: "docker" "inspect" "5c1d3b6e7287a128100ef8a98ef4effef27f44733ae4456d8f59c347071efbd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1d3b6e7287a128100ef8a98ef4effef27f44733ae4456d8f59c347071efbd0", kill_on_drop: false }`
[INFO] [stdout] 5c1d3b6e7287a128100ef8a98ef4effef27f44733ae4456d8f59c347071efbd0