[INFO] fetching crate lin_alg 0.0.0...
[INFO] testing lin_alg-0.0.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate lin_alg 0.0.0 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate lin_alg 0.0.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lin_alg 0.0.0
[INFO] finished tweaking crates.io crate lin_alg 0.0.0
[INFO] tweaked toml for crates.io crate lin_alg 0.0.0 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbe0dbbad1cfbd01e5d34c2c02f4282d5f9ccc25cb1902fb5ec3c0b94f1e602e
[INFO] running `Command { std: "docker" "start" "-a" "cbe0dbbad1cfbd01e5d34c2c02f4282d5f9ccc25cb1902fb5ec3c0b94f1e602e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbe0dbbad1cfbd01e5d34c2c02f4282d5f9ccc25cb1902fb5ec3c0b94f1e602e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbe0dbbad1cfbd01e5d34c2c02f4282d5f9ccc25cb1902fb5ec3c0b94f1e602e", kill_on_drop: false }`
[INFO] [stdout] cbe0dbbad1cfbd01e5d34c2c02f4282d5f9ccc25cb1902fb5ec3c0b94f1e602e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d31f837d669003e20ebbf82534e67cbae1e8c5e6935523bb25fb1539849b8e60
[INFO] running `Command { std: "docker" "start" "-a" "d31f837d669003e20ebbf82534e67cbae1e8c5e6935523bb25fb1539849b8e60", kill_on_drop: false }`
[INFO] [stderr]    Compiling lin_alg v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "d31f837d669003e20ebbf82534e67cbae1e8c5e6935523bb25fb1539849b8e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31f837d669003e20ebbf82534e67cbae1e8c5e6935523bb25fb1539849b8e60", kill_on_drop: false }`
[INFO] [stdout] d31f837d669003e20ebbf82534e67cbae1e8c5e6935523bb25fb1539849b8e60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6de717c5f325ca6d2f1750021bf9094298cb100ca1a4e587fa4691a28a9acfe
[INFO] running `Command { std: "docker" "start" "-a" "f6de717c5f325ca6d2f1750021bf9094298cb100ca1a4e587fa4691a28a9acfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling lin_alg v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "f6de717c5f325ca6d2f1750021bf9094298cb100ca1a4e587fa4691a28a9acfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6de717c5f325ca6d2f1750021bf9094298cb100ca1a4e587fa4691a28a9acfe", kill_on_drop: false }`
[INFO] [stdout] f6de717c5f325ca6d2f1750021bf9094298cb100ca1a4e587fa4691a28a9acfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 611b603727142ef745e33821165168eabb31ea52f844d5bd7e679e4f6ab75bfa
[INFO] running `Command { std: "docker" "start" "-a" "611b603727142ef745e33821165168eabb31ea52f844d5bd7e679e4f6ab75bfa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lin_alg-1bfd717b87159e8e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lin_alg
[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" "611b603727142ef745e33821165168eabb31ea52f844d5bd7e679e4f6ab75bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611b603727142ef745e33821165168eabb31ea52f844d5bd7e679e4f6ab75bfa", kill_on_drop: false }`
[INFO] [stdout] 611b603727142ef745e33821165168eabb31ea52f844d5bd7e679e4f6ab75bfa