[INFO] crate ndarray-csv 0.4.1 is already in cache
[INFO] testing ndarray-csv-0.4.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate ndarray-csv 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ndarray-csv 0.4.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ndarray-csv 0.4.1
[INFO] finished tweaking crates.io crate ndarray-csv 0.4.1
[INFO] tweaked toml for crates.io crate ndarray-csv 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 824f267b77d595c102e3aa49352cc4b11684d86061ba78a59408ec39f129fc77
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "824f267b77d595c102e3aa49352cc4b11684d86061ba78a59408ec39f129fc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "824f267b77d595c102e3aa49352cc4b11684d86061ba78a59408ec39f129fc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824f267b77d595c102e3aa49352cc4b11684d86061ba78a59408ec39f129fc77", kill_on_drop: false }`
[INFO] [stdout] 824f267b77d595c102e3aa49352cc4b11684d86061ba78a59408ec39f129fc77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 452081b52e10ff9bb21e0ad64cdc588fd5cef57f86ae6bcb09cfb6c0bec10c36
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "452081b52e10ff9bb21e0ad64cdc588fd5cef57f86ae6bcb09cfb6c0bec10c36", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray-csv v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "452081b52e10ff9bb21e0ad64cdc588fd5cef57f86ae6bcb09cfb6c0bec10c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452081b52e10ff9bb21e0ad64cdc588fd5cef57f86ae6bcb09cfb6c0bec10c36", kill_on_drop: false }`
[INFO] [stdout] 452081b52e10ff9bb21e0ad64cdc588fd5cef57f86ae6bcb09cfb6c0bec10c36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92a816cdd4ad749552ad7a7e8b70e0ecdd519d557052a42b013e4f546e04c58e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92a816cdd4ad749552ad7a7e8b70e0ecdd519d557052a42b013e4f546e04c58e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray-csv v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "92a816cdd4ad749552ad7a7e8b70e0ecdd519d557052a42b013e4f546e04c58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a816cdd4ad749552ad7a7e8b70e0ecdd519d557052a42b013e4f546e04c58e", kill_on_drop: false }`
[INFO] [stdout] 92a816cdd4ad749552ad7a7e8b70e0ecdd519d557052a42b013e4f546e04c58e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb463930cb061b30ed7782495a1e267f3299bd0e91914f622d987afd64438db8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bb463930cb061b30ed7782495a1e267f3299bd0e91914f622d987afd64438db8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ndarray_csv-811ac0ef2e3846ff
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_read_float ... ok
[INFO] [stdout] test tests::test_read_dynamic ... ok
[INFO] [stdout] test tests::test_read_csv_error ... ok
[INFO] [stdout] test tests::test_read_integer ... ok
[INFO] [stdout] test tests::test_write_ok ... ok
[INFO] [stdout] test tests::test_read_too_few_rows ... ok
[INFO] [stdout] test tests::test_write_err ... ok
[INFO] [stdout] test tests::test_read_too_few_columns ... ok
[INFO] [stdout] test tests::test_read_too_many_rows ... ok
[INFO] [stdout] test tests::test_read_too_many_columns ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ndarray-csv
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 3) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 3)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "bb463930cb061b30ed7782495a1e267f3299bd0e91914f622d987afd64438db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb463930cb061b30ed7782495a1e267f3299bd0e91914f622d987afd64438db8", kill_on_drop: false }`
[INFO] [stdout] bb463930cb061b30ed7782495a1e267f3299bd0e91914f622d987afd64438db8