[INFO] cloning repository https://github.com/isaacthefallenapple/trixter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isaacthefallenapple/trixter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisaacthefallenapple%2Ftrixter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisaacthefallenapple%2Ftrixter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7af8a343c3e5fbb7734d83f2f8fdf62cc3231b9
[INFO] testing isaacthefallenapple/trixter against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisaacthefallenapple%2Ftrixter" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/isaacthefallenapple/trixter
[INFO] finished tweaking git repo https://github.com/isaacthefallenapple/trixter
[INFO] tweaked toml for git repo https://github.com/isaacthefallenapple/trixter written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/isaacthefallenapple/trixter on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/isaacthefallenapple/trixter 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded fraction v0.6.3
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5951622f9bc3bd29b02e8754496afdd6cba90b6c64642d5edd70a5cedbb04528
[INFO] running `Command { std: "docker" "start" "-a" "5951622f9bc3bd29b02e8754496afdd6cba90b6c64642d5edd70a5cedbb04528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5951622f9bc3bd29b02e8754496afdd6cba90b6c64642d5edd70a5cedbb04528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5951622f9bc3bd29b02e8754496afdd6cba90b6c64642d5edd70a5cedbb04528", kill_on_drop: false }`
[INFO] [stdout] 5951622f9bc3bd29b02e8754496afdd6cba90b6c64642d5edd70a5cedbb04528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2d1c9b32714743ed52f43c8fe94cbceaf6d5ef84a6b56ba654653c3ee2ec1cc
[INFO] running `Command { std: "docker" "start" "-a" "d2d1c9b32714743ed52f43c8fe94cbceaf6d5ef84a6b56ba654653c3ee2ec1cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling fraction v0.6.3
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling fehler v1.0.0
[INFO] [stderr]    Compiling trixter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.24s
[INFO] running `Command { std: "docker" "inspect" "d2d1c9b32714743ed52f43c8fe94cbceaf6d5ef84a6b56ba654653c3ee2ec1cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d1c9b32714743ed52f43c8fe94cbceaf6d5ef84a6b56ba654653c3ee2ec1cc", kill_on_drop: false }`
[INFO] [stdout] d2d1c9b32714743ed52f43c8fe94cbceaf6d5ef84a6b56ba654653c3ee2ec1cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 352b3d7ab387a70b568416f98b2633227919a6cb2e7b164f5808bb5ad7a97f1b
[INFO] running `Command { std: "docker" "start" "-a" "352b3d7ab387a70b568416f98b2633227919a6cb2e7b164f5808bb5ad7a97f1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling trixter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "352b3d7ab387a70b568416f98b2633227919a6cb2e7b164f5808bb5ad7a97f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "352b3d7ab387a70b568416f98b2633227919a6cb2e7b164f5808bb5ad7a97f1b", kill_on_drop: false }`
[INFO] [stdout] 352b3d7ab387a70b568416f98b2633227919a6cb2e7b164f5808bb5ad7a97f1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 913000b40ae459671fc8226585b28bcaf319a316b4ac1df6746327eb1446c255
[INFO] running `Command { std: "docker" "start" "-a" "913000b40ae459671fc8226585b28bcaf319a316b4ac1df6746327eb1446c255", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/trixter-32f5a4c492c2f136)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] \left.\begin{gmatrix}[L]
[INFO] [stdout]     1 & 2 \\
[INFO] [stdout]     2 & 3 \\
[INFO] [stdout]     1 & 2
[INFO] [stdout] \end{gmatrix}\right|\;
[INFO] [stdout] \begin{gmatrix}[R]
[INFO] [stdout]     3 \\
[INFO] [stdout]     4 \\
[INFO] [stdout]     3
[INFO] [stdout]     \rowops
[INFO] [stdout]     \add[-2]{0}{1}
[INFO] [stdout]     \add[-1]{0}{2}
[INFO] [stdout] \end{gmatrix} \\
[INFO] [stdout] test tests::test_gauss_jordan_solve ... ok
[INFO] [stdout] test tests::test_bisected_matrix ... ok
[INFO] [stdout] test tests::test_gauss_jordan_pass ... ok
[INFO] [stdout] test tests::test_gauss_pass ... ok
[INFO] [stdout] test tests::test_leading_non_zero ... ok
[INFO] [stdout] test tests::test_output ... FAILED
[INFO] [stdout] test tests::test_rows_macro ... ok
[INFO] [stdout] test tests::test_gauss_solve ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_output stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_output
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin trixter`
[INFO] running `Command { std: "docker" "inspect" "913000b40ae459671fc8226585b28bcaf319a316b4ac1df6746327eb1446c255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "913000b40ae459671fc8226585b28bcaf319a316b4ac1df6746327eb1446c255", kill_on_drop: false }`
[INFO] [stdout] 913000b40ae459671fc8226585b28bcaf319a316b4ac1df6746327eb1446c255
