[INFO] fetching crate wsp 0.1.6...
[INFO] testing wsp-0.1.6 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate wsp 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate wsp 0.1.6
[INFO] finished tweaking crates.io crate wsp 0.1.6
[INFO] tweaked toml for crates.io crate wsp 0.1.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wsp 0.1.6 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wsp 0.1.6 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.3.25
[INFO] [stderr]   Downloaded syn v1.0.81
[INFO] [stderr]   Downloaded libc v0.2.107
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d9e868ab2b46ca64ed9321db682bbe523c3b8e7408d2e9732ec3995a38ba226
[INFO] running `Command { std: "docker" "start" "-a" "9d9e868ab2b46ca64ed9321db682bbe523c3b8e7408d2e9732ec3995a38ba226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d9e868ab2b46ca64ed9321db682bbe523c3b8e7408d2e9732ec3995a38ba226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9e868ab2b46ca64ed9321db682bbe523c3b8e7408d2e9732ec3995a38ba226", kill_on_drop: false }`
[INFO] [stdout] 9d9e868ab2b46ca64ed9321db682bbe523c3b8e7408d2e9732ec3995a38ba226
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f14794b284bc457b34b7487584dfce65e1e5166922cac9d138e79d79f4e9892
[INFO] running `Command { std: "docker" "start" "-a" "1f14794b284bc457b34b7487584dfce65e1e5166922cac9d138e79d79f4e9892", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling wsp v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.39s
[INFO] running `Command { std: "docker" "inspect" "1f14794b284bc457b34b7487584dfce65e1e5166922cac9d138e79d79f4e9892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f14794b284bc457b34b7487584dfce65e1e5166922cac9d138e79d79f4e9892", kill_on_drop: false }`
[INFO] [stdout] 1f14794b284bc457b34b7487584dfce65e1e5166922cac9d138e79d79f4e9892
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87f057d15d10cca405211b78b12b8280f63249272cbd252ba563230791598b37
[INFO] running `Command { std: "docker" "start" "-a" "87f057d15d10cca405211b78b12b8280f63249272cbd252ba563230791598b37", kill_on_drop: false }`
[INFO] [stderr]    Compiling wsp v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "87f057d15d10cca405211b78b12b8280f63249272cbd252ba563230791598b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f057d15d10cca405211b78b12b8280f63249272cbd252ba563230791598b37", kill_on_drop: false }`
[INFO] [stdout] 87f057d15d10cca405211b78b12b8280f63249272cbd252ba563230791598b37
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e22eb1719defa656c7ca3003e29e48503e29f45414f5c4e8022b79bfc5e216a
[INFO] running `Command { std: "docker" "start" "-a" "1e22eb1719defa656c7ca3003e29e48503e29f45414f5c4e8022b79bfc5e216a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wsp-e0d7387df0c4fd6d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_distance_matrix ... ok
[INFO] [stdout] test tests::test_iterative_fast_1 ... ok
[INFO] [stdout] test tests::test_distance_sq ... ok
[INFO] [stdout] test tests::test_manhattan_distance ... ok
[INFO] [stdout] test tests::test_closest_idx ... ok
[INFO] [stdout] test tests::test_all_points_visited ... ok
[INFO] [stdout] test tests::test_min_dist_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wsp-3e8f4f0af4761b4f)
[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] [stderr]    Doc-tests wsp
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - PointSet::init_from_preset (line 162) ... ok
[INFO] [stdout] test src/lib.rs - PointSet::init_from_random (line 199) ... ok
[INFO] [stdout] test src/lib.rs - PointSet::save_in_csv (line 272) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 46) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - adaptive_wsp (line 456) ... ok
[INFO] [stdout] test src/lib.rs - wsp (line 402) ... ok
[INFO] [stdout] test src/lib.rs - wsp (line 428) ... ok
[INFO] [stdout] test src/lib.rs - PointSet::get_remaining (line 322) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - PointSet::save_in_csv (line 272) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error writing in CSV: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 46) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] Error writing in CSV: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 46)
[INFO] [stdout]     src/lib.rs - PointSet::save_in_csv (line 272)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.31s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1e22eb1719defa656c7ca3003e29e48503e29f45414f5c4e8022b79bfc5e216a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e22eb1719defa656c7ca3003e29e48503e29f45414f5c4e8022b79bfc5e216a", kill_on_drop: false }`
[INFO] [stdout] 1e22eb1719defa656c7ca3003e29e48503e29f45414f5c4e8022b79bfc5e216a
