[INFO] fetching crate cart_container 0.1.7...
[INFO] checking cart_container-0.1.7 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate cart_container 0.1.7 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cart_container 0.1.7 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 cart_container 0.1.7
[INFO] finished tweaking crates.io crate cart_container 0.1.7
[INFO] tweaked toml for crates.io crate cart_container 0.1.7 written to /workspace/builds/worker-4-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 47 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[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 md-5 v0.10.6
[INFO] [stderr]   Downloaded block-padding v0.3.3
[INFO] [stderr]   Downloaded rc4 v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 95c006d80f94bd7165e2333502807420d2b2bc0934e17d55d0834986113cbc99
[INFO] running `Command { std: "docker" "start" "-a" "95c006d80f94bd7165e2333502807420d2b2bc0934e17d55d0834986113cbc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95c006d80f94bd7165e2333502807420d2b2bc0934e17d55d0834986113cbc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c006d80f94bd7165e2333502807420d2b2bc0934e17d55d0834986113cbc99", kill_on_drop: false }`
[INFO] [stdout] 95c006d80f94bd7165e2333502807420d2b2bc0934e17d55d0834986113cbc99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6fa888b3e44535fff9501dd3b304c57edf7a846ca22f6d55b56460984bb6c5b0
[INFO] running `Command { std: "docker" "start" "-a" "6fa888b3e44535fff9501dd3b304c57edf7a846ca22f6d55b56460984bb6c5b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking rc4 v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking cart_container v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "6fa888b3e44535fff9501dd3b304c57edf7a846ca22f6d55b56460984bb6c5b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa888b3e44535fff9501dd3b304c57edf7a846ca22f6d55b56460984bb6c5b0", kill_on_drop: false }`
[INFO] [stdout] 6fa888b3e44535fff9501dd3b304c57edf7a846ca22f6d55b56460984bb6c5b0