[INFO] fetching crate fs_at 0.1.10...
[INFO] checking fs_at-0.1.10 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate fs_at 0.1.10 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate fs_at 0.1.10 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 fs_at 0.1.10
[INFO] finished tweaking crates.io crate fs_at 0.1.10
[INFO] tweaked toml for crates.io crate fs_at 0.1.10 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]     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]      Locking 65 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.3)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.28.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs-set-times v0.20.1
[INFO] [stderr]   Downloaded aligned v0.4.2
[INFO] [stderr]   Downloaded as-slice v0.2.1
[INFO] [stderr]   Downloaded cvt v0.1.2
[INFO] [stderr]   Downloaded io-lifetimes v2.0.3
[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] 5be61c60a55a9a24b15e60499ae8f2bc52d87773212faf3297eb563ca93fbfd0
[INFO] running `Command { std: "docker" "start" "-a" "5be61c60a55a9a24b15e60499ae8f2bc52d87773212faf3297eb563ca93fbfd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5be61c60a55a9a24b15e60499ae8f2bc52d87773212faf3297eb563ca93fbfd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be61c60a55a9a24b15e60499ae8f2bc52d87773212faf3297eb563ca93fbfd0", kill_on_drop: false }`
[INFO] [stdout] 5be61c60a55a9a24b15e60499ae8f2bc52d87773212faf3297eb563ca93fbfd0
[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] b44046f322450132a4c812e246e6f1e641595344adca7405bdee436540d4da0b
[INFO] running `Command { std: "docker" "start" "-a" "b44046f322450132a4c812e246e6f1e641595344adca7405bdee436540d4da0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling io-lifetimes v2.0.3
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking cvt v0.1.2
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking fs_at v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking fs-set-times v0.20.1
[INFO] [stderr]    Compiling test-log-macros v0.2.15
[INFO] [stderr]     Checking test-log v0.2.15
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "b44046f322450132a4c812e246e6f1e641595344adca7405bdee436540d4da0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44046f322450132a4c812e246e6f1e641595344adca7405bdee436540d4da0b", kill_on_drop: false }`
[INFO] [stdout] b44046f322450132a4c812e246e6f1e641595344adca7405bdee436540d4da0b
[INFO] checking fs_at-0.1.10 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate fs_at 0.1.10 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate fs_at 0.1.10 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 fs_at 0.1.10
[INFO] finished tweaking crates.io crate fs_at 0.1.10
[INFO] tweaked toml for crates.io crate fs_at 0.1.10 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] 84c6ed7d614439882e0912b25fcd368e053871e4cdbe238b191df0fb27b29be3
[INFO] running `Command { std: "docker" "start" "-a" "84c6ed7d614439882e0912b25fcd368e053871e4cdbe238b191df0fb27b29be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84c6ed7d614439882e0912b25fcd368e053871e4cdbe238b191df0fb27b29be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c6ed7d614439882e0912b25fcd368e053871e4cdbe238b191df0fb27b29be3", kill_on_drop: false }`
[INFO] [stdout] 84c6ed7d614439882e0912b25fcd368e053871e4cdbe238b191df0fb27b29be3
[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] fdc3ae962658b69e164fd7acb10dee243eb3fed5230b7f6d0ed97d0eedeb890f
[INFO] running `Command { std: "docker" "start" "-a" "fdc3ae962658b69e164fd7acb10dee243eb3fed5230b7f6d0ed97d0eedeb890f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling io-lifetimes v2.0.3
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking cvt v0.1.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking fs_at v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking fs-set-times v0.20.1
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling test-log-macros v0.2.15
[INFO] [stderr]     Checking test-log v0.2.15
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "fdc3ae962658b69e164fd7acb10dee243eb3fed5230b7f6d0ed97d0eedeb890f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc3ae962658b69e164fd7acb10dee243eb3fed5230b7f6d0ed97d0eedeb890f", kill_on_drop: false }`
[INFO] [stdout] fdc3ae962658b69e164fd7acb10dee243eb3fed5230b7f6d0ed97d0eedeb890f