[INFO] crate diskspace 0.5.0 is already in cache [INFO] testing diskspace-0.5.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate diskspace 0.5.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate diskspace 0.5.0 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 diskspace 0.5.0 [INFO] finished tweaking crates.io crate diskspace 0.5.0 [INFO] tweaked toml for crates.io crate diskspace 0.5.0 written to /workspace/builds/worker-11/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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 43ebde82e8643c7ae1bd9f8eb3b38892c71a24d2836be981ce09f138e247beef [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" "43ebde82e8643c7ae1bd9f8eb3b38892c71a24d2836be981ce09f138e247beef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43ebde82e8643c7ae1bd9f8eb3b38892c71a24d2836be981ce09f138e247beef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43ebde82e8643c7ae1bd9f8eb3b38892c71a24d2836be981ce09f138e247beef", kill_on_drop: false }` [INFO] [stdout] 43ebde82e8643c7ae1bd9f8eb3b38892c71a24d2836be981ce09f138e247beef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 16bf373ffce33b759bea64aa7fa09be624af8fff6e2af758119c644277d4f18b [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" "16bf373ffce33b759bea64aa7fa09be624af8fff6e2af758119c644277d4f18b", kill_on_drop: false }` [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling diskspace v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/report.rs:62:15 [INFO] [stdout] | [INFO] [stdout] 62 | out: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/report.rs:62:15 [INFO] [stdout] | [INFO] [stdout] 62 | out: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> learning/report.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.07s [INFO] running `Command { std: "docker" "inspect" "16bf373ffce33b759bea64aa7fa09be624af8fff6e2af758119c644277d4f18b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16bf373ffce33b759bea64aa7fa09be624af8fff6e2af758119c644277d4f18b", kill_on_drop: false }` [INFO] [stdout] 16bf373ffce33b759bea64aa7fa09be624af8fff6e2af758119c644277d4f18b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] fd554a4d6e84d01250bd9309112db4887c0a997db3b561348283a11c78df6962 [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" "fd554a4d6e84d01250bd9309112db4887c0a997db3b561348283a11c78df6962", kill_on_drop: false }` [INFO] [stderr] Compiling diskspace v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/report.rs:62:15 [INFO] [stdout] | [INFO] [stdout] 62 | out: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/report.rs:62:15 [INFO] [stdout] | [INFO] [stdout] 62 | out: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> learning/report.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/report.rs:62:15 [INFO] [stdout] | [INFO] [stdout] 62 | out: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/report.rs:62:15 [INFO] [stdout] | [INFO] [stdout] 62 | out: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> learning/report.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.57s [INFO] running `Command { std: "docker" "inspect" "fd554a4d6e84d01250bd9309112db4887c0a997db3b561348283a11c78df6962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd554a4d6e84d01250bd9309112db4887c0a997db3b561348283a11c78df6962", kill_on_drop: false }` [INFO] [stdout] fd554a4d6e84d01250bd9309112db4887c0a997db3b561348283a11c78df6962 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] ebcac9396fd9a62b71eda4ab1aecc1fcd6e121b81f9f59c59be10d4c8e979195 [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" "ebcac9396fd9a62b71eda4ab1aecc1fcd6e121b81f9f59c59be10d4c8e979195", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/report.rs:62:15 [INFO] [stderr] | [INFO] [stderr] 62 | out: &mut io::Write, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/report.rs:62:15 [INFO] [stderr] | [INFO] [stderr] 62 | out: &mut io::Write, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> learning/report.rs:24:32 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/report.rs:62:15 [INFO] [stderr] | [INFO] [stderr] 62 | out: &mut io::Write, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/report.rs:62:15 [INFO] [stderr] | [INFO] [stderr] 62 | out: &mut io::Write, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> learning/report.rs:24:32 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn io::Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ds-3c73ab13dffc7989 [INFO] [stdout] running 34 tests [INFO] [stdout] test report::tests::color_none ... ok [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test ds::tests::cast_mutex_error ... ok [INFO] [stdout] test ds::tests::fmt_dserror ... ok [INFO] [stdout] test ds::tests::filesystem_device_error ... ok [INFO] [stdout] test report::tests::color_red ... ok [INFO] [stdout] test report::tests::color_blue ... ok [INFO] [stdout] test report::tests::color_green ... ok [INFO] [stdout] test report::tests::color_cyan ... ok [INFO] [stdout] test report::tests::color_black ... ok [INFO] [stdout] test ds::tests::display_verbose ... ok [INFO] [stdout] test ds::tests::filesystem_device_enabled ... ok [INFO] [stdout] test ds::tests::increment_err ... ok [INFO] [stdout] test report::tests::report_long ... ok [INFO] [stdout] test report::tests::report_short_exclude ... ok [INFO] [stdout] test report::tests::report_short_reverse ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test report::tests::color_yellow ... ok [INFO] [stdout] test report::tests::settings_all ... ok [INFO] [stdout] test report::tests::color_white ... ok [INFO] [stdout] test report::tests::simple_units_kbytes ... ok [INFO] [stdout] test report::tests::simple_units_kbytes_long ... ok [INFO] [stdout] test report::tests::simple_units_bytes ... ok [INFO] [stdout] test ds::tests::filesystem_device_disabled ... ok [INFO] [stdout] test ds::tests::cast_ioerror ... ok [INFO] [stdout] test report::tests::settings_defaults ... ok [INFO] [stdout] test report::tests::report_short ... ok [INFO] [stdout] test report::tests::settings_exclude ... ok [INFO] [stdout] test report::tests::simple_units_mbytes ... ok [INFO] [stdout] test report::tests::settings_lines ... ok [INFO] [stdout] test report::tests::settings_lines_invalid_value ... ok [INFO] [stdout] test report::tests::settings_reverse ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ds-8badd28b47705c1f [INFO] [stdout] test ds::tests::display ... ok [INFO] [stdout] test ds::tests::symlink_err ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 37 tests [INFO] [stdout] test cli::tests::dirs_default ... ok [INFO] [stdout] test ds::tests::cast_ioerror ... ok [INFO] [stdout] test report::tests::color_black ... ok [INFO] [stdout] test report::tests::color_cyan ... ok [INFO] [stdout] test ds::tests::symlink_err ... ok [INFO] [stdout] test report::tests::color_blue ... ok [INFO] [stdout] test ds::tests::display_verbose ... ok [INFO] [stdout] test report::tests::report_long ... ok [INFO] [stdout] test ds::tests::filesystem_device_disabled ... ok [INFO] [stdout] test report::tests::color_red ... ok [INFO] [stdout] test ds::tests::increment_err ... ok [INFO] [stdout] test ds::tests::filesystem_device_enabled ... ok [INFO] [stdout] test cli::tests::dirs ... ok [INFO] [stdout] test report::tests::color_white ... ok [INFO] [stdout] test ds::tests::display ... ok [INFO] [stdout] test report::tests::settings_all ... ok [INFO] [stdout] test report::tests::color_yellow ... ok [INFO] [stdout] test report::tests::settings_defaults ... ok [INFO] [stdout] test report::tests::report_short ... ok [INFO] [stdout] test report::tests::settings_exclude ... ok [INFO] [stdout] test report::tests::report_short_reverse ... ok [INFO] [stdout] test cli::tests::check ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test ds::tests::cast_mutex_error ... ok [INFO] [stdout] test ds::tests::filesystem_device_error ... ok [INFO] [stdout] test ds::tests::fmt_dserror ... ok [INFO] [stdout] test report::tests::color_green ... ok [INFO] [stdout] test report::tests::report_short_exclude ... ok [INFO] [stdout] test report::tests::settings_lines_invalid_value ... ok [INFO] [stdout] test report::tests::color_none ... ok [INFO] [stdout] test report::tests::simple_units_mbytes ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dsx-5ee6a48c545a661b [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test report::tests::simple_units_kbytes_long ... ok [INFO] [stdout] test report::tests::settings_lines ... ok [INFO] [stdout] test report::tests::simple_units_kbytes ... ok [INFO] [stdout] test report::tests::settings_reverse ... ok [INFO] [stdout] test report::tests::simple_units_bytes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test report::tests::color_green ... ok [INFO] [stdout] test report::tests::report_short ... ok [INFO] [stdout] test report::tests::simple_units_bytes ... ok [INFO] [stdout] test report::tests::simple_units_kbytes_long ... ok [INFO] [stdout] test report::tests::simple_units_kbytes ... ok [INFO] [stdout] test report::tests::color_black ... ok [INFO] [stdout] test report::tests::color_cyan ... ok [INFO] [stdout] test report::tests::color_yellow ... ok [INFO] [stdout] test report::tests::color_red ... ok [INFO] [stdout] test report::tests::color_white ... ok [INFO] [stdout] test report::tests::report_short_reverse ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test report::tests::report_long ... ok [INFO] [stdout] test ds3::tests::exercise ... ok [INFO] [stdout] test report::tests::simple_units_mbytes ... ok [INFO] [stdout] test report::tests::color_none ... ok [INFO] [stdout] test report::tests::color_blue ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin dsx' [INFO] [stdout] test ds1::tests::test_increment ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- ds1::tests::test_increment stdout ---- [INFO] [stdout] thread 'ds1::tests::test_increment' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', learning/ds1.rs:140:48 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d6892e4b95 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55d6892e4b95 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55d6892e4b95 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55d6892e4b95 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55d68930e4ec - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55d689148605 - std::io::Write::write_fmt::hd8ff364c7845d2d0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55d6892de251 - std::io::impls::>::write_fmt::h1c057ef6e8762996 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55d6892e72f0 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55d6892e72f0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55d6892e72f0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55d6892e6fea - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x55d6892e7933 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x55d6892e752b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x55d68930ce81 - core::panicking::panic_fmt::h17139c2000299725 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x55d68930cca3 - core::option::expect_none_failed::h972f96abb4ec8952 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 15: 0x55d68912472b - core::result::Result::unwrap::h244ce08bd24a77dd [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x55d6891436f5 - dsx::ds1::tests::test_increment::h1583af5baafd7c25 [INFO] [stdout] at learning/ds1.rs:140 [INFO] [stdout] 17: 0x55d68914369a - dsx::ds1::tests::test_increment::{{closure}}::h1820d335e71d23a2 [INFO] [stdout] at learning/ds1.rs:138 [INFO] [stdout] 18: 0x55d689121dde - core::ops::function::FnOnce::call_once::hd139e5faab29d42a [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 19: 0x55d68916fb7c - as core::ops::function::FnOnce>::call_once::h42148c33ed88c979 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 20: 0x55d68916fb7c - as core::ops::function::FnOnce<()>>::call_once::h759dc0b09d774665 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 21: 0x55d68916fb7c - std::panicking::try::do_call::h676ad1fc9e9badea [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 22: 0x55d68916fb7c - std::panicking::try::hee36a8727a3050b0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 23: 0x55d68916fb7c - std::panic::catch_unwind::hd5d426ebd89b2542 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x55d68916fb7c - test::run_test_in_process::h8dacdba4dc4cbaa5 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 25: 0x55d68916fb7c - test::run_test::run_test_inner::{{closure}}::hf93754afad6be40f [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 26: 0x55d689147af6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2c69fab544a90730 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 27: 0x55d68914cb85 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hcf302fafa60d80f2 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:475 [INFO] [stdout] 28: 0x55d68914cb85 - as core::ops::function::FnOnce<()>>::call_once::h39ede710608e817e [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 29: 0x55d68914cb85 - std::panicking::try::do_call::hec0b4d2faa46fbf7 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 30: 0x55d68914cb85 - std::panicking::try::h0144ba3f2539803d [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 31: 0x55d68914cb85 - std::panic::catch_unwind::ha03e59eb589f857b [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x55d68914cb85 - std::thread::Builder::spawn_unchecked::{{closure}}::hdeba34620a4a7a44 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:474 [INFO] [stdout] 33: 0x55d68914cb85 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h552693dbb801eadd [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 34: 0x55d6892ee1da - as core::ops::function::FnOnce>::call_once::h61c24496ae624ac5 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 35: 0x55d6892ee1da - as core::ops::function::FnOnce>::call_once::h89548957afa14049 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 36: 0x55d6892ee1da - std::sys::unix::thread::Thread::new::thread_start::h73903fbbff5b990e [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 37: 0x7f36e92f7609 - start_thread [INFO] [stdout] 38: 0x7f36e9203103 - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] ds1::tests::test_increment [INFO] [stdout] [INFO] [stdout] test result: FAILED. 18 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ebcac9396fd9a62b71eda4ab1aecc1fcd6e121b81f9f59c59be10d4c8e979195", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebcac9396fd9a62b71eda4ab1aecc1fcd6e121b81f9f59c59be10d4c8e979195", kill_on_drop: false }` [INFO] [stdout] ebcac9396fd9a62b71eda4ab1aecc1fcd6e121b81f9f59c59be10d4c8e979195