[INFO] fetching crate cl-calc 1.0.2...
[INFO] checking cl-calc-1.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate cl-calc 1.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cl-calc 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 cl-calc 1.0.2
[INFO] finished tweaking crates.io crate cl-calc 1.0.2
[INFO] tweaked toml for crates.io crate cl-calc 1.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate cl-calc 1.0.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1efda7e768fa5118634d47c062c3982caf96915fd0dc539c8493000e0fbfe56a
[INFO] running `Command { std: "docker" "start" "-a" "1efda7e768fa5118634d47c062c3982caf96915fd0dc539c8493000e0fbfe56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1efda7e768fa5118634d47c062c3982caf96915fd0dc539c8493000e0fbfe56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1efda7e768fa5118634d47c062c3982caf96915fd0dc539c8493000e0fbfe56a", kill_on_drop: false }`
[INFO] [stdout] 1efda7e768fa5118634d47c062c3982caf96915fd0dc539c8493000e0fbfe56a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 192b8bff9ea17ccba81bd892b524359c842f82b4fc2d10a618278b21afea1ce4
[INFO] running `Command { std: "docker" "start" "-a" "192b8bff9ea17ccba81bd892b524359c842f82b4fc2d10a618278b21afea1ce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking cl-calc v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "192b8bff9ea17ccba81bd892b524359c842f82b4fc2d10a618278b21afea1ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192b8bff9ea17ccba81bd892b524359c842f82b4fc2d10a618278b21afea1ce4", kill_on_drop: false }`
[INFO] [stdout] 192b8bff9ea17ccba81bd892b524359c842f82b4fc2d10a618278b21afea1ce4
[INFO] checking cl-calc-1.0.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate cl-calc 1.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate cl-calc 1.0.2 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cl-calc 1.0.2
[INFO] finished tweaking crates.io crate cl-calc 1.0.2
[INFO] tweaked toml for crates.io crate cl-calc 1.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate cl-calc 1.0.2 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e22e565d52436ccfbabde7ad0aafe82eb476fd580c88685d16d7811aaf256c2
[INFO] running `Command { std: "docker" "start" "-a" "3e22e565d52436ccfbabde7ad0aafe82eb476fd580c88685d16d7811aaf256c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e22e565d52436ccfbabde7ad0aafe82eb476fd580c88685d16d7811aaf256c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e22e565d52436ccfbabde7ad0aafe82eb476fd580c88685d16d7811aaf256c2", kill_on_drop: false }`
[INFO] [stdout] 3e22e565d52436ccfbabde7ad0aafe82eb476fd580c88685d16d7811aaf256c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 967b3adfedb42508339118f2b2c2516dd3bf90dcce9d3b230a71e205648d81d8
[INFO] running `Command { std: "docker" "start" "-a" "967b3adfedb42508339118f2b2c2516dd3bf90dcce9d3b230a71e205648d81d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking cl-calc v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "967b3adfedb42508339118f2b2c2516dd3bf90dcce9d3b230a71e205648d81d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "967b3adfedb42508339118f2b2c2516dd3bf90dcce9d3b230a71e205648d81d8", kill_on_drop: false }`
[INFO] [stdout] 967b3adfedb42508339118f2b2c2516dd3bf90dcce9d3b230a71e205648d81d8