[INFO] fetching crate vector-space 0.3.1...
[INFO] testing vector-space-0.3.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate vector-space 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate vector-space 0.3.1
[INFO] finished tweaking crates.io crate vector-space 0.3.1
[INFO] tweaked toml for crates.io crate vector-space 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vector-space 0.3.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[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]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15cd2f4423c46f91b4ed1b839912d49bf4edd8517b6a2b673f21aa15b7fbc140
[INFO] running `Command { std: "docker" "start" "-a" "15cd2f4423c46f91b4ed1b839912d49bf4edd8517b6a2b673f21aa15b7fbc140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15cd2f4423c46f91b4ed1b839912d49bf4edd8517b6a2b673f21aa15b7fbc140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15cd2f4423c46f91b4ed1b839912d49bf4edd8517b6a2b673f21aa15b7fbc140", kill_on_drop: false }`
[INFO] [stdout] 15cd2f4423c46f91b4ed1b839912d49bf4edd8517b6a2b673f21aa15b7fbc140
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7157a36108de0a06391114c3fac4ce755cb2efa9c6bc13a71db46ed50fc7b96d
[INFO] running `Command { std: "docker" "start" "-a" "7157a36108de0a06391114c3fac4ce755cb2efa9c6bc13a71db46ed50fc7b96d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling vector-space v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `VectorSpaceAssign` is never used
[INFO] [stdout]   --> src/vector.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub trait VectorSpaceAssign:
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "7157a36108de0a06391114c3fac4ce755cb2efa9c6bc13a71db46ed50fc7b96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7157a36108de0a06391114c3fac4ce755cb2efa9c6bc13a71db46ed50fc7b96d", kill_on_drop: false }`
[INFO] [stdout] 7157a36108de0a06391114c3fac4ce755cb2efa9c6bc13a71db46ed50fc7b96d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5f53756685c6bd168cac2c7d572fed03b7f105b2ce7375c35b71d8b0639d4d0
[INFO] running `Command { std: "docker" "start" "-a" "a5f53756685c6bd168cac2c7d572fed03b7f105b2ce7375c35b71d8b0639d4d0", kill_on_drop: false }`
[INFO] [stdout] warning: trait `VectorSpaceAssign` is never used
[INFO] [stdout]   --> src/vector.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub trait VectorSpaceAssign:
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vector-space v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `VectorSpaceAssign` is never used
[INFO] [stdout]   --> src/vector.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub trait VectorSpaceAssign:
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "a5f53756685c6bd168cac2c7d572fed03b7f105b2ce7375c35b71d8b0639d4d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f53756685c6bd168cac2c7d572fed03b7f105b2ce7375c35b71d8b0639d4d0", kill_on_drop: false }`
[INFO] [stdout] a5f53756685c6bd168cac2c7d572fed03b7f105b2ce7375c35b71d8b0639d4d0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d15b010e3c56e844ae3405e553202b36e3bfd7d8656a61b5ec0f15d6f96baf34
[INFO] running `Command { std: "docker" "start" "-a" "d15b010e3c56e844ae3405e553202b36e3bfd7d8656a61b5ec0f15d6f96baf34", kill_on_drop: false }`
[INFO] [stderr] warning: trait `VectorSpaceAssign` is never used
[INFO] [stderr]   --> src/vector.rs:29:11
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub trait VectorSpaceAssign:
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `vector-space` (lib) generated 1 warning
[INFO] [stderr] warning: `vector-space` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vector_space-d706307a8987d09e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vector_space
[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] [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" "d15b010e3c56e844ae3405e553202b36e3bfd7d8656a61b5ec0f15d6f96baf34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d15b010e3c56e844ae3405e553202b36e3bfd7d8656a61b5ec0f15d6f96baf34", kill_on_drop: false }`
[INFO] [stdout] d15b010e3c56e844ae3405e553202b36e3bfd7d8656a61b5ec0f15d6f96baf34