[INFO] fetching crate bipe 0.2.2...
[INFO] checking bipe-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate bipe 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate bipe 0.2.2 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 bipe 0.2.2
[INFO] finished tweaking crates.io crate bipe 0.2.2
[INFO] tweaked toml for crates.io crate bipe 0.2.2 written to /workspace/builds/worker-3-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 62 packages
[INFO] [stderr]       Adding async-global-executor v1.4.3 (latest: v2.4.1)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding concurrent-queue v1.2.4 (latest: v2.4.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v4.0.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener-strategy v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding rtrb v0.2.3 (latest: v0.3.0)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[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 async-global-executor v1.4.3
[INFO] [stderr]   Downloaded io-lifetimes v1.0.11
[INFO] [stderr]   Downloaded polling v2.8.0
[INFO] [stderr]   Downloaded socket2 v0.4.10
[INFO] [stderr]   Downloaded async-lock v2.8.0
[INFO] [stderr]   Downloaded async-io v1.13.0
[INFO] [stderr]   Downloaded rtrb v0.2.3
[INFO] [stderr]   Downloaded rustix v0.37.27
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e73c31ec272be07a9a32541a406ef4adcefa302afee5c84f4f5166562c401f9f
[INFO] running `Command { std: "docker" "start" "-a" "e73c31ec272be07a9a32541a406ef4adcefa302afee5c84f4f5166562c401f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e73c31ec272be07a9a32541a406ef4adcefa302afee5c84f4f5166562c401f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73c31ec272be07a9a32541a406ef4adcefa302afee5c84f4f5166562c401f9f", kill_on_drop: false }`
[INFO] [stdout] e73c31ec272be07a9a32541a406ef4adcefa302afee5c84f4f5166562c401f9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8f7af2037685634e3b413a7bdd0572d07e7648c9744cc19292e4a029901c4612
[INFO] running `Command { std: "docker" "start" "-a" "8f7af2037685634e3b413a7bdd0572d07e7648c9744cc19292e4a029901c4612", kill_on_drop: false }`
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking rtrb v0.2.3
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking bipe v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking async-executor v1.9.1
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "8f7af2037685634e3b413a7bdd0572d07e7648c9744cc19292e4a029901c4612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f7af2037685634e3b413a7bdd0572d07e7648c9744cc19292e4a029901c4612", kill_on_drop: false }`
[INFO] [stdout] 8f7af2037685634e3b413a7bdd0572d07e7648c9744cc19292e4a029901c4612
[INFO] checking bipe-0.2.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate bipe 0.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate bipe 0.2.2 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 bipe 0.2.2
[INFO] finished tweaking crates.io crate bipe 0.2.2
[INFO] tweaked toml for crates.io crate bipe 0.2.2 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 347a02e9b433d52ed979920e45b656b2fbd836d93621d78336db92b0fdb3dfe6
[INFO] running `Command { std: "docker" "start" "-a" "347a02e9b433d52ed979920e45b656b2fbd836d93621d78336db92b0fdb3dfe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "347a02e9b433d52ed979920e45b656b2fbd836d93621d78336db92b0fdb3dfe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347a02e9b433d52ed979920e45b656b2fbd836d93621d78336db92b0fdb3dfe6", kill_on_drop: false }`
[INFO] [stdout] 347a02e9b433d52ed979920e45b656b2fbd836d93621d78336db92b0fdb3dfe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 819b39654dfd6e822af6c57ee577ef2fdf4d594b799d9e293ee2c96d00da25e1
[INFO] running `Command { std: "docker" "start" "-a" "819b39654dfd6e822af6c57ee577ef2fdf4d594b799d9e293ee2c96d00da25e1", kill_on_drop: false }`
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking rtrb v0.2.3
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking bipe v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async-executor v1.9.1
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.94s
[INFO] running `Command { std: "docker" "inspect" "819b39654dfd6e822af6c57ee577ef2fdf4d594b799d9e293ee2c96d00da25e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "819b39654dfd6e822af6c57ee577ef2fdf4d594b799d9e293ee2c96d00da25e1", kill_on_drop: false }`
[INFO] [stdout] 819b39654dfd6e822af6c57ee577ef2fdf4d594b799d9e293ee2c96d00da25e1