[INFO] fetching crate recap 0.1.2...
[INFO] checking recap-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate recap 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate recap 0.1.2 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 recap 0.1.2
[INFO] finished tweaking crates.io crate recap 0.1.2
[INFO] tweaked toml for crates.io crate recap 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate recap 0.1.2 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 serde_derive v1.0.132
[INFO] [stderr]   Downloaded recap-derive v0.1.2
[INFO] [stderr]   Downloaded envy v0.4.2
[INFO] [stderr]   Downloaded quote v1.0.13
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded syn v1.0.84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8f1f33ecac3c1f295a42409404803f879c36fff8e785e6eab0bb0fc658df9b4e
[INFO] running `Command { std: "docker" "start" "-a" "8f1f33ecac3c1f295a42409404803f879c36fff8e785e6eab0bb0fc658df9b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f1f33ecac3c1f295a42409404803f879c36fff8e785e6eab0bb0fc658df9b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1f33ecac3c1f295a42409404803f879c36fff8e785e6eab0bb0fc658df9b4e", kill_on_drop: false }`
[INFO] [stdout] 8f1f33ecac3c1f295a42409404803f879c36fff8e785e6eab0bb0fc658df9b4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 949a103481b5be5069c7c0f2d2bd9c63549d9ae20430aee3bc54058df37fd1e4
[INFO] running `Command { std: "docker" "start" "-a" "949a103481b5be5069c7c0f2d2bd9c63549d9ae20430aee3bc54058df37fd1e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.13
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling recap-derive v0.1.2
[INFO] [stderr]     Checking envy v0.4.2
[INFO] [stderr]     Checking recap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.55s
[INFO] running `Command { std: "docker" "inspect" "949a103481b5be5069c7c0f2d2bd9c63549d9ae20430aee3bc54058df37fd1e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "949a103481b5be5069c7c0f2d2bd9c63549d9ae20430aee3bc54058df37fd1e4", kill_on_drop: false }`
[INFO] [stdout] 949a103481b5be5069c7c0f2d2bd9c63549d9ae20430aee3bc54058df37fd1e4
[INFO] checking recap-0.1.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate recap 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate recap 0.1.2 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 recap 0.1.2
[INFO] finished tweaking crates.io crate recap 0.1.2
[INFO] tweaked toml for crates.io crate recap 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate recap 0.1.2 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9e904e8a491142924bdb3a7f6ccfa1445a22ffdfa1124c09aeaba004b1ee0460
[INFO] running `Command { std: "docker" "start" "-a" "9e904e8a491142924bdb3a7f6ccfa1445a22ffdfa1124c09aeaba004b1ee0460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e904e8a491142924bdb3a7f6ccfa1445a22ffdfa1124c09aeaba004b1ee0460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e904e8a491142924bdb3a7f6ccfa1445a22ffdfa1124c09aeaba004b1ee0460", kill_on_drop: false }`
[INFO] [stdout] 9e904e8a491142924bdb3a7f6ccfa1445a22ffdfa1124c09aeaba004b1ee0460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2f7752aa709a49f143d73fb94cc071a9c5f13884bbdf2dd5380c9a92781442aa
[INFO] running `Command { std: "docker" "start" "-a" "2f7752aa709a49f143d73fb94cc071a9c5f13884bbdf2dd5380c9a92781442aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling quote v1.0.13
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling recap-derive v0.1.2
[INFO] [stderr]     Checking envy v0.4.2
[INFO] [stderr]     Checking recap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.66s
[INFO] running `Command { std: "docker" "inspect" "2f7752aa709a49f143d73fb94cc071a9c5f13884bbdf2dd5380c9a92781442aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7752aa709a49f143d73fb94cc071a9c5f13884bbdf2dd5380c9a92781442aa", kill_on_drop: false }`
[INFO] [stdout] 2f7752aa709a49f143d73fb94cc071a9c5f13884bbdf2dd5380c9a92781442aa