[INFO] fetching crate mpc-bench 0.8.2...
[INFO] checking mpc-bench-0.8.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate mpc-bench 0.8.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate mpc-bench 0.8.2 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 mpc-bench 0.8.2
[INFO] finished tweaking crates.io crate mpc-bench 0.8.2
[INFO] tweaked toml for crates.io crate mpc-bench 0.8.2 written to /workspace/builds/worker-5-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 33 packages
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding papergrid v0.5.1 (latest: v0.11.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tabled v0.8.0 (latest: v0.15.0)
[INFO] [stderr]       Adding tabled_derive v0.4.0 (latest: v0.7.0)
[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 streaming-stats v0.2.3
[INFO] [stderr]   Downloaded queues v1.1.0
[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] e23716734e65a8a4ce40623bc1b8075b268f26b927eb665e892b48c20c71253d
[INFO] running `Command { std: "docker" "start" "-a" "e23716734e65a8a4ce40623bc1b8075b268f26b927eb665e892b48c20c71253d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e23716734e65a8a4ce40623bc1b8075b268f26b927eb665e892b48c20c71253d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23716734e65a8a4ce40623bc1b8075b268f26b927eb665e892b48c20c71253d", kill_on_drop: false }`
[INFO] [stdout] e23716734e65a8a4ce40623bc1b8075b268f26b927eb665e892b48c20c71253d
[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] 3152e37fc3e505dc83fdbf46f02603d4308330ffbca240dfd340981f6b65afaa
[INFO] running `Command { std: "docker" "start" "-a" "3152e37fc3e505dc83fdbf46f02603d4308330ffbca240dfd340981f6b65afaa", kill_on_drop: false }`
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking streaming-stats v0.2.3
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]     Checking papergrid v0.5.1
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tabled_derive v0.4.0
[INFO] [stderr]     Checking tabled v0.8.0
[INFO] [stderr]     Checking mpc-bench v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "3152e37fc3e505dc83fdbf46f02603d4308330ffbca240dfd340981f6b65afaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3152e37fc3e505dc83fdbf46f02603d4308330ffbca240dfd340981f6b65afaa", kill_on_drop: false }`
[INFO] [stdout] 3152e37fc3e505dc83fdbf46f02603d4308330ffbca240dfd340981f6b65afaa