[INFO] fetching crate cpp_std 0.1.1...
[INFO] building cpp_std-0.1.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate cpp_std 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cpp_std 0.1.1
[INFO] finished tweaking crates.io crate cpp_std 0.1.1
[INFO] tweaked toml for crates.io crate cpp_std 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cpp_std 0.1.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to latest compatible versions
[INFO] [stderr]       Adding cpp_core v0.5.1 (available: v0.6.0)
[INFO] [stderr]       Adding ritual_build v0.3.0 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77a477860a7056a24da550b1ce9ec79f15f82a52dd5ccd00b4f0099bf05933d7
[INFO] running `Command { std: "docker" "start" "-a" "77a477860a7056a24da550b1ce9ec79f15f82a52dd5ccd00b4f0099bf05933d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77a477860a7056a24da550b1ce9ec79f15f82a52dd5ccd00b4f0099bf05933d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a477860a7056a24da550b1ce9ec79f15f82a52dd5ccd00b4f0099bf05933d7", kill_on_drop: false }`
[INFO] [stdout] 77a477860a7056a24da550b1ce9ec79f15f82a52dd5ccd00b4f0099bf05933d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1b765cca8bfc164d1367f3821a85595c228cf59ee68b2949b43fc3e2fff5460
[INFO] running `Command { std: "docker" "start" "-a" "d1b765cca8bfc164d1367f3821a85595c228cf59ee68b2949b43fc3e2fff5460", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling cpp_core v0.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling term-painter v0.2.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling ritual_common v0.3.0
[INFO] [stderr]    Compiling ritual_build v0.3.0
[INFO] [stderr]    Compiling cpp_std v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.85s
[INFO] running `Command { std: "docker" "inspect" "d1b765cca8bfc164d1367f3821a85595c228cf59ee68b2949b43fc3e2fff5460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1b765cca8bfc164d1367f3821a85595c228cf59ee68b2949b43fc3e2fff5460", kill_on_drop: false }`
[INFO] [stdout] d1b765cca8bfc164d1367f3821a85595c228cf59ee68b2949b43fc3e2fff5460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d96fd92c86fbc4b08cffd008a4706ba0d22bf791193f2994df73774642000c46
[INFO] running `Command { std: "docker" "start" "-a" "d96fd92c86fbc4b08cffd008a4706ba0d22bf791193f2994df73774642000c46", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpp_std v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "d96fd92c86fbc4b08cffd008a4706ba0d22bf791193f2994df73774642000c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96fd92c86fbc4b08cffd008a4706ba0d22bf791193f2994df73774642000c46", kill_on_drop: false }`
[INFO] [stdout] d96fd92c86fbc4b08cffd008a4706ba0d22bf791193f2994df73774642000c46