[INFO] fetching crate pmd_flow 1.0.2...
[INFO] checking pmd_flow-1.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate pmd_flow 1.0.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate pmd_flow 1.0.2 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 pmd_flow 1.0.2
[INFO] finished tweaking crates.io crate pmd_flow 1.0.2
[INFO] tweaked toml for crates.io crate pmd_flow 1.0.2 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]     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 12 packages
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pmd_sir0 v1.2.2
[INFO] [stderr]   Downloaded io_partition v1.1.1
[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] 9d2f25710c08303fe45e5c0947f6bd195864b8a0214131675a6827f21ca9beec
[INFO] running `Command { std: "docker" "start" "-a" "9d2f25710c08303fe45e5c0947f6bd195864b8a0214131675a6827f21ca9beec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d2f25710c08303fe45e5c0947f6bd195864b8a0214131675a6827f21ca9beec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2f25710c08303fe45e5c0947f6bd195864b8a0214131675a6827f21ca9beec", kill_on_drop: false }`
[INFO] [stdout] 9d2f25710c08303fe45e5c0947f6bd195864b8a0214131675a6827f21ca9beec
[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] 15b28d2c5baa30f8eb94c5de8e25fcc419c2404d8f03a0b020a5b78ef7678537
[INFO] running `Command { std: "docker" "start" "-a" "15b28d2c5baa30f8eb94c5de8e25fcc419c2404d8f03a0b020a5b78ef7678537", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking io_partition v1.1.1
[INFO] [stderr]     Checking pmd_sir0 v1.2.2
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking pmd_flow v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.42s
[INFO] running `Command { std: "docker" "inspect" "15b28d2c5baa30f8eb94c5de8e25fcc419c2404d8f03a0b020a5b78ef7678537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b28d2c5baa30f8eb94c5de8e25fcc419c2404d8f03a0b020a5b78ef7678537", kill_on_drop: false }`
[INFO] [stdout] 15b28d2c5baa30f8eb94c5de8e25fcc419c2404d8f03a0b020a5b78ef7678537
[INFO] checking pmd_flow-1.0.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate pmd_flow 1.0.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate pmd_flow 1.0.2 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 pmd_flow 1.0.2
[INFO] finished tweaking crates.io crate pmd_flow 1.0.2
[INFO] tweaked toml for crates.io crate pmd_flow 1.0.2 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] 51c9d6a187472ee0dd3157b44c16c489f98758ca1c38d9982300682665bfdd53
[INFO] running `Command { std: "docker" "start" "-a" "51c9d6a187472ee0dd3157b44c16c489f98758ca1c38d9982300682665bfdd53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51c9d6a187472ee0dd3157b44c16c489f98758ca1c38d9982300682665bfdd53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c9d6a187472ee0dd3157b44c16c489f98758ca1c38d9982300682665bfdd53", kill_on_drop: false }`
[INFO] [stdout] 51c9d6a187472ee0dd3157b44c16c489f98758ca1c38d9982300682665bfdd53
[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] 294a2a3535bcdc624929cc6dddab498fd92b1af01d50407ca0b7eea6971bd133
[INFO] running `Command { std: "docker" "start" "-a" "294a2a3535bcdc624929cc6dddab498fd92b1af01d50407ca0b7eea6971bd133", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking io_partition v1.1.1
[INFO] [stderr]     Checking pmd_sir0 v1.2.2
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking pmd_flow v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.21s
[INFO] running `Command { std: "docker" "inspect" "294a2a3535bcdc624929cc6dddab498fd92b1af01d50407ca0b7eea6971bd133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294a2a3535bcdc624929cc6dddab498fd92b1af01d50407ca0b7eea6971bd133", kill_on_drop: false }`
[INFO] [stdout] 294a2a3535bcdc624929cc6dddab498fd92b1af01d50407ca0b7eea6971bd133