[INFO] fetching crate event-source 0.4.2...
[INFO] checking event-source-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate event-source 0.4.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate event-source 0.4.2 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 event-source 0.4.2
[INFO] finished tweaking crates.io crate event-source 0.4.2
[INFO] tweaked toml for crates.io crate event-source 0.4.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate event-source 0.4.2 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pinned-aliasable v0.1.3
[INFO] [stderr]   Downloaded unique v0.9.1
[INFO] [stderr]   Downloaded pin-list v0.1.0
[INFO] [stderr]   Downloaded higher-kinded-types v0.1.1
[INFO] [stderr]   Downloaded never-say-never v6.6.666
[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] 92a27cfcf25f509c73fe89d59c8dd901ed4d839e958c7ceb6f6bbe90bf4dac4c
[INFO] running `Command { std: "docker" "start" "-a" "92a27cfcf25f509c73fe89d59c8dd901ed4d839e958c7ceb6f6bbe90bf4dac4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a27cfcf25f509c73fe89d59c8dd901ed4d839e958c7ceb6f6bbe90bf4dac4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a27cfcf25f509c73fe89d59c8dd901ed4d839e958c7ceb6f6bbe90bf4dac4c", kill_on_drop: false }`
[INFO] [stdout] 92a27cfcf25f509c73fe89d59c8dd901ed4d839e958c7ceb6f6bbe90bf4dac4c
[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] 3745f6523147bf40876ce1389801763c8732e2ea4647ff6ac104afe402fb3f71
[INFO] running `Command { std: "docker" "start" "-a" "3745f6523147bf40876ce1389801763c8732e2ea4647ff6ac104afe402fb3f71", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking pinned-aliasable v0.1.3
[INFO] [stderr]     Checking never-say-never v6.6.666
[INFO] [stderr]     Checking unique v0.9.1
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking higher-kinded-types v0.1.1
[INFO] [stderr]     Checking pin-list v0.1.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking event-source v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.08s
[INFO] running `Command { std: "docker" "inspect" "3745f6523147bf40876ce1389801763c8732e2ea4647ff6ac104afe402fb3f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3745f6523147bf40876ce1389801763c8732e2ea4647ff6ac104afe402fb3f71", kill_on_drop: false }`
[INFO] [stdout] 3745f6523147bf40876ce1389801763c8732e2ea4647ff6ac104afe402fb3f71
[INFO] checking event-source-0.4.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate event-source 0.4.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate event-source 0.4.2 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 event-source 0.4.2
[INFO] finished tweaking crates.io crate event-source 0.4.2
[INFO] tweaked toml for crates.io crate event-source 0.4.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate event-source 0.4.2 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-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] cef631031f825a768517123754a135067e2eb9800427fb38f3c7be141480d90c
[INFO] running `Command { std: "docker" "start" "-a" "cef631031f825a768517123754a135067e2eb9800427fb38f3c7be141480d90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cef631031f825a768517123754a135067e2eb9800427fb38f3c7be141480d90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef631031f825a768517123754a135067e2eb9800427fb38f3c7be141480d90c", kill_on_drop: false }`
[INFO] [stdout] cef631031f825a768517123754a135067e2eb9800427fb38f3c7be141480d90c
[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] 8872d6c6377ad363f2f188ccba7e6c4a706dd8f49e506c112f582b70dbc28abc
[INFO] running `Command { std: "docker" "start" "-a" "8872d6c6377ad363f2f188ccba7e6c4a706dd8f49e506c112f582b70dbc28abc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking pinned-aliasable v0.1.3
[INFO] [stderr]     Checking never-say-never v6.6.666
[INFO] [stderr]     Checking unique v0.9.1
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking higher-kinded-types v0.1.1
[INFO] [stderr]     Checking pin-list v0.1.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking event-source v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.60s
[INFO] running `Command { std: "docker" "inspect" "8872d6c6377ad363f2f188ccba7e6c4a706dd8f49e506c112f582b70dbc28abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8872d6c6377ad363f2f188ccba7e6c4a706dd8f49e506c112f582b70dbc28abc", kill_on_drop: false }`
[INFO] [stdout] 8872d6c6377ad363f2f188ccba7e6c4a706dd8f49e506c112f582b70dbc28abc