[INFO] fetching crate enc 0.16.0...
[INFO] testing enc-0.16.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate enc 0.16.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate enc 0.16.0
[INFO] finished tweaking crates.io crate enc 0.16.0
[INFO] tweaked toml for crates.io crate enc 0.16.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate enc 0.16.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate enc 0.16.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded document-features v0.2.12
[INFO] [stderr]   Downloaded litrs v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f85da57bc998d49e76c63b7dd137085b1ff32b051c6540b8a7e3f5f76a128e5d
[INFO] running `Command { std: "docker" "start" "-a" "f85da57bc998d49e76c63b7dd137085b1ff32b051c6540b8a7e3f5f76a128e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f85da57bc998d49e76c63b7dd137085b1ff32b051c6540b8a7e3f5f76a128e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f85da57bc998d49e76c63b7dd137085b1ff32b051c6540b8a7e3f5f76a128e5d", kill_on_drop: false }`
[INFO] [stdout] f85da57bc998d49e76c63b7dd137085b1ff32b051c6540b8a7e3f5f76a128e5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 293ead8b90794b71a555f34aba960bf24b20ed0477f1e23adb1c2c5a8947a088
[INFO] running `Command { std: "docker" "start" "-a" "293ead8b90794b71a555f34aba960bf24b20ed0477f1e23adb1c2c5a8947a088", kill_on_drop: false }`
[INFO] [stderr]    Compiling enc v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "293ead8b90794b71a555f34aba960bf24b20ed0477f1e23adb1c2c5a8947a088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293ead8b90794b71a555f34aba960bf24b20ed0477f1e23adb1c2c5a8947a088", kill_on_drop: false }`
[INFO] [stdout] 293ead8b90794b71a555f34aba960bf24b20ed0477f1e23adb1c2c5a8947a088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 446d705594a3f31b9f4de3963e5d74acaf71c9cc07c46f9b00a5d358bb0de908
[INFO] running `Command { std: "docker" "start" "-a" "446d705594a3f31b9f4de3963e5d74acaf71c9cc07c46f9b00a5d358bb0de908", kill_on_drop: false }`
[INFO] [stderr]    Compiling enc v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "446d705594a3f31b9f4de3963e5d74acaf71c9cc07c46f9b00a5d358bb0de908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446d705594a3f31b9f4de3963e5d74acaf71c9cc07c46f9b00a5d358bb0de908", kill_on_drop: false }`
[INFO] [stdout] 446d705594a3f31b9f4de3963e5d74acaf71c9cc07c46f9b00a5d358bb0de908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0df27a95ab4df19b57a5394c8ca3b8bbae9bb1027587f12acb4e77455f734404
[INFO] running `Command { std: "docker" "start" "-a" "0df27a95ab4df19b57a5394c8ca3b8bbae9bb1027587f12acb4e77455f734404", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/enc-a32f5fc09108dc0e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test util::read::tests::fn_read_optional_byte ... ok
[INFO] [stdout] test util::read::tests::fn_read_single_byte ... ok
[INFO] [stderr]    Doc-tests enc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0df27a95ab4df19b57a5394c8ca3b8bbae9bb1027587f12acb4e77455f734404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df27a95ab4df19b57a5394c8ca3b8bbae9bb1027587f12acb4e77455f734404", kill_on_drop: false }`
[INFO] [stdout] 0df27a95ab4df19b57a5394c8ca3b8bbae9bb1027587f12acb4e77455f734404