[INFO] fetching crate blud 0.0.0...
[INFO] checking blud-0.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate blud 0.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate blud 0.0.0 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 blud 0.0.0
[INFO] finished tweaking crates.io crate blud 0.0.0
[INFO] tweaked toml for crates.io crate blud 0.0.0 written to /workspace/builds/worker-2-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 8 packages
[INFO] [stderr]       Adding clipline v0.1.2 (latest: v0.2.0)
[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 iai v0.1.1
[INFO] [stderr]   Downloaded vecto v0.1.1
[INFO] [stderr]   Downloaded umath v0.0.7
[INFO] [stderr]   Downloaded mattr v0.0.2
[INFO] [stderr]   Downloaded atools v0.1.2
[INFO] [stderr]   Downloaded fimg v0.4.41
[INFO] [stderr]   Downloaded clipline v0.1.2
[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] 38eb57e853d321a34c6006b065b94e741c82485b9485d7a431048118e4a8d432
[INFO] running `Command { std: "docker" "start" "-a" "38eb57e853d321a34c6006b065b94e741c82485b9485d7a431048118e4a8d432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38eb57e853d321a34c6006b065b94e741c82485b9485d7a431048118e4a8d432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38eb57e853d321a34c6006b065b94e741c82485b9485d7a431048118e4a8d432", kill_on_drop: false }`
[INFO] [stdout] 38eb57e853d321a34c6006b065b94e741c82485b9485d7a431048118e4a8d432
[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] 65c1333f35b742b63fedceae3ce1819a5d68872c23045c1f35311483f39bfe46
[INFO] running `Command { std: "docker" "start" "-a" "65c1333f35b742b63fedceae3ce1819a5d68872c23045c1f35311483f39bfe46", kill_on_drop: false }`
[INFO] [stderr]     Checking umath v0.0.7
[INFO] [stderr]     Checking mattr v0.0.2
[INFO] [stderr]     Checking atools v0.1.2
[INFO] [stderr]     Checking clipline v0.1.2
[INFO] [stderr]     Checking iai v0.1.1
[INFO] [stderr]     Checking vecto v0.1.1
[INFO] [stderr]     Checking fimg v0.4.41
[INFO] [stderr]     Checking blud v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "65c1333f35b742b63fedceae3ce1819a5d68872c23045c1f35311483f39bfe46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c1333f35b742b63fedceae3ce1819a5d68872c23045c1f35311483f39bfe46", kill_on_drop: false }`
[INFO] [stdout] 65c1333f35b742b63fedceae3ce1819a5d68872c23045c1f35311483f39bfe46
[INFO] checking blud-0.0.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate blud 0.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate blud 0.0.0 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 blud 0.0.0
[INFO] finished tweaking crates.io crate blud 0.0.0
[INFO] tweaked toml for crates.io crate blud 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages
[INFO] [stderr]       Adding clipline v0.1.2 (latest: v0.2.0)
[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] a003f21c76462dbe1b709269beabb68b8580fce203ca8ce81725c1ac5f79ef55
[INFO] running `Command { std: "docker" "start" "-a" "a003f21c76462dbe1b709269beabb68b8580fce203ca8ce81725c1ac5f79ef55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a003f21c76462dbe1b709269beabb68b8580fce203ca8ce81725c1ac5f79ef55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a003f21c76462dbe1b709269beabb68b8580fce203ca8ce81725c1ac5f79ef55", kill_on_drop: false }`
[INFO] [stdout] a003f21c76462dbe1b709269beabb68b8580fce203ca8ce81725c1ac5f79ef55
[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] 660885e4f63b7dbd2a5aec84f945e02d12f6fc9b1e5eb6b413c31326e88f4f9a
[INFO] running `Command { std: "docker" "start" "-a" "660885e4f63b7dbd2a5aec84f945e02d12f6fc9b1e5eb6b413c31326e88f4f9a", kill_on_drop: false }`
[INFO] [stderr]     Checking umath v0.0.7
[INFO] [stderr]     Checking clipline v0.1.2
[INFO] [stderr]     Checking atools v0.1.2
[INFO] [stderr]     Checking mattr v0.0.2
[INFO] [stderr]     Checking iai v0.1.1
[INFO] [stderr]     Checking vecto v0.1.1
[INFO] [stderr]     Checking fimg v0.4.41
[INFO] [stderr]     Checking blud v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "660885e4f63b7dbd2a5aec84f945e02d12f6fc9b1e5eb6b413c31326e88f4f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660885e4f63b7dbd2a5aec84f945e02d12f6fc9b1e5eb6b413c31326e88f4f9a", kill_on_drop: false }`
[INFO] [stdout] 660885e4f63b7dbd2a5aec84f945e02d12f6fc9b1e5eb6b413c31326e88f4f9a