[INFO] fetching crate prob-rate-limiter 0.1.1...
[INFO] checking prob-rate-limiter-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate prob-rate-limiter 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate prob-rate-limiter 0.1.1 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 prob-rate-limiter 0.1.1
[INFO] finished tweaking crates.io crate prob-rate-limiter 0.1.1
[INFO] tweaked toml for crates.io crate prob-rate-limiter 0.1.1 written to /workspace/builds/worker-0-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 104 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding governor v0.4.2 (latest: v0.6.3)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding quanta v0.9.3 (latest: v0.12.3)
[INFO] [stderr]       Adding raw-cpuid v10.7.0 (latest: v11.0.1)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding wasi v0.10.2+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 r8limit v0.2.2
[INFO] [stderr]   Downloaded governor v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 44f5846bb47ee5dde93b527afc56e65a54628d2c133f878835c0865e3e3c247d
[INFO] running `Command { std: "docker" "start" "-a" "44f5846bb47ee5dde93b527afc56e65a54628d2c133f878835c0865e3e3c247d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44f5846bb47ee5dde93b527afc56e65a54628d2c133f878835c0865e3e3c247d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44f5846bb47ee5dde93b527afc56e65a54628d2c133f878835c0865e3e3c247d", kill_on_drop: false }`
[INFO] [stdout] 44f5846bb47ee5dde93b527afc56e65a54628d2c133f878835c0865e3e3c247d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ce3caf0e72021b459a1fcf567b9e4e0895759f63dd78c3e0394e38a92fe44a92
[INFO] running `Command { std: "docker" "start" "-a" "ce3caf0e72021b459a1fcf567b9e4e0895759f63dd78c3e0394e38a92fe44a92", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking nonzero_ext v0.3.0
[INFO] [stderr]     Checking r8limit v0.2.2
[INFO] [stderr]     Checking prob-rate-limiter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking quanta v0.9.3
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking governor v0.4.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "ce3caf0e72021b459a1fcf567b9e4e0895759f63dd78c3e0394e38a92fe44a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce3caf0e72021b459a1fcf567b9e4e0895759f63dd78c3e0394e38a92fe44a92", kill_on_drop: false }`
[INFO] [stdout] ce3caf0e72021b459a1fcf567b9e4e0895759f63dd78c3e0394e38a92fe44a92
[INFO] checking prob-rate-limiter-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate prob-rate-limiter 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate prob-rate-limiter 0.1.1 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 prob-rate-limiter 0.1.1
[INFO] finished tweaking crates.io crate prob-rate-limiter 0.1.1
[INFO] tweaked toml for crates.io crate prob-rate-limiter 0.1.1 written to /workspace/builds/worker-0-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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cd93330ae06e72384c77d45bcd03cf152bf3cbb16337442edfb995348ef4faac
[INFO] running `Command { std: "docker" "start" "-a" "cd93330ae06e72384c77d45bcd03cf152bf3cbb16337442edfb995348ef4faac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd93330ae06e72384c77d45bcd03cf152bf3cbb16337442edfb995348ef4faac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd93330ae06e72384c77d45bcd03cf152bf3cbb16337442edfb995348ef4faac", kill_on_drop: false }`
[INFO] [stdout] cd93330ae06e72384c77d45bcd03cf152bf3cbb16337442edfb995348ef4faac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5a524127ecaa541dfc71cd9792a541bb7a5c25bcbd066e454eeda7872c77293e
[INFO] running `Command { std: "docker" "start" "-a" "5a524127ecaa541dfc71cd9792a541bb7a5c25bcbd066e454eeda7872c77293e", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking nonzero_ext v0.3.0
[INFO] [stderr]     Checking r8limit v0.2.2
[INFO] [stderr]     Checking prob-rate-limiter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking quanta v0.9.3
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking governor v0.4.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "5a524127ecaa541dfc71cd9792a541bb7a5c25bcbd066e454eeda7872c77293e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a524127ecaa541dfc71cd9792a541bb7a5c25bcbd066e454eeda7872c77293e", kill_on_drop: false }`
[INFO] [stdout] 5a524127ecaa541dfc71cd9792a541bb7a5c25bcbd066e454eeda7872c77293e