[INFO] fetching crate ninja-files-mdbook 0.1.0...
[INFO] checking ninja-files-mdbook-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate ninja-files-mdbook 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ninja-files-mdbook 0.1.0 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 ninja-files-mdbook 0.1.0
[INFO] finished tweaking crates.io crate ninja-files-mdbook 0.1.0
[INFO] tweaked toml for crates.io crate ninja-files-mdbook 0.1.0 written to /workspace/builds/worker-7-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 4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded ninja-files-data v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dc90b0621e9c638ea1bb2f9b4616c49cb98452405e05f0cf09cf90504a41f93f
[INFO] running `Command { std: "docker" "start" "-a" "dc90b0621e9c638ea1bb2f9b4616c49cb98452405e05f0cf09cf90504a41f93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc90b0621e9c638ea1bb2f9b4616c49cb98452405e05f0cf09cf90504a41f93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc90b0621e9c638ea1bb2f9b4616c49cb98452405e05f0cf09cf90504a41f93f", kill_on_drop: false }`
[INFO] [stdout] dc90b0621e9c638ea1bb2f9b4616c49cb98452405e05f0cf09cf90504a41f93f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 87c034fb7249a360ee8f20602a2122ddf5de4b686e3a9f39aeae9bc8d6e8a68c
[INFO] running `Command { std: "docker" "start" "-a" "87c034fb7249a360ee8f20602a2122ddf5de4b686e3a9f39aeae9bc8d6e8a68c", kill_on_drop: false }`
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking bumpalo v3.15.4
[INFO] [stderr]     Checking ninja-files-data v0.1.0
[INFO] [stderr]     Checking ninja-files-mdbook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "87c034fb7249a360ee8f20602a2122ddf5de4b686e3a9f39aeae9bc8d6e8a68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c034fb7249a360ee8f20602a2122ddf5de4b686e3a9f39aeae9bc8d6e8a68c", kill_on_drop: false }`
[INFO] [stdout] 87c034fb7249a360ee8f20602a2122ddf5de4b686e3a9f39aeae9bc8d6e8a68c
[INFO] checking ninja-files-mdbook-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate ninja-files-mdbook 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ninja-files-mdbook 0.1.0 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 ninja-files-mdbook 0.1.0
[INFO] finished tweaking crates.io crate ninja-files-mdbook 0.1.0
[INFO] tweaked toml for crates.io crate ninja-files-mdbook 0.1.0 written to /workspace/builds/worker-7-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 4 packages
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f19b5241652b5ea1ba4a5a54ec8204ce05bcb5ca718c57db2718966c8c721e44
[INFO] running `Command { std: "docker" "start" "-a" "f19b5241652b5ea1ba4a5a54ec8204ce05bcb5ca718c57db2718966c8c721e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f19b5241652b5ea1ba4a5a54ec8204ce05bcb5ca718c57db2718966c8c721e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f19b5241652b5ea1ba4a5a54ec8204ce05bcb5ca718c57db2718966c8c721e44", kill_on_drop: false }`
[INFO] [stdout] f19b5241652b5ea1ba4a5a54ec8204ce05bcb5ca718c57db2718966c8c721e44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 998f1f1baa4f3a8d00ecadb1949446ee2e3c15c1489c38eb9941068f2a4671f0
[INFO] running `Command { std: "docker" "start" "-a" "998f1f1baa4f3a8d00ecadb1949446ee2e3c15c1489c38eb9941068f2a4671f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking bumpalo v3.15.4
[INFO] [stderr]     Checking ninja-files-data v0.1.0
[INFO] [stderr]     Checking ninja-files-mdbook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "998f1f1baa4f3a8d00ecadb1949446ee2e3c15c1489c38eb9941068f2a4671f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998f1f1baa4f3a8d00ecadb1949446ee2e3c15c1489c38eb9941068f2a4671f0", kill_on_drop: false }`
[INFO] [stdout] 998f1f1baa4f3a8d00ecadb1949446ee2e3c15c1489c38eb9941068f2a4671f0