[INFO] fetching crate diskspace 0.5.0... [INFO] testing diskspace-0.5.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate diskspace 0.5.0 into /workspace/builds/worker-17/source [INFO] validating manifest of crates.io crate diskspace 0.5.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-17/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8fcd3fb2fa4564dfab18e13c2cbe113a28a7ef99f1aa78c5c83e8badf5bfc43b [INFO] running `Command { std: "docker" "start" "-a" "8fcd3fb2fa4564dfab18e13c2cbe113a28a7ef99f1aa78c5c83e8badf5bfc43b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8fcd3fb2fa4564dfab18e13c2cbe113a28a7ef99f1aa78c5c83e8badf5bfc43b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fcd3fb2fa4564dfab18e13c2cbe113a28a7ef99f1aa78c5c83e8badf5bfc43b", kill_on_drop: false }` [INFO] [stdout] 8fcd3fb2fa4564dfab18e13c2cbe113a28a7ef99f1aa78c5c83e8badf5bfc43b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 834b61a281127cc52438030e1787d45e61e0db3e62afedf79583bd64278cfbdf [INFO] running `Command { std: "docker" "start" "-a" "834b61a281127cc52438030e1787d45e61e0db3e62afedf79583bd64278cfbdf", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> learning/ds5.rs:60:21 [INFO] [stdout] | [INFO] [stdout] 60 | / &children.push(thread::spawn(move || { [INFO] [stdout] 61 | | visit_dirs(path.to_owned(), &mut child_mds); [INFO] [stdout] 62 | | child_mds [INFO] [stdout] 63 | | })); [INFO] [stdout] | |_______________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = &children.push(thread::spawn(move || { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.58s [INFO] running `Command { std: "docker" "inspect" "834b61a281127cc52438030e1787d45e61e0db3e62afedf79583bd64278cfbdf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "834b61a281127cc52438030e1787d45e61e0db3e62afedf79583bd64278cfbdf", kill_on_drop: false }` [INFO] [stdout] 834b61a281127cc52438030e1787d45e61e0db3e62afedf79583bd64278cfbdf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 624a12746d7e66b82f8bb002a710d14224504d9de3ac7217ad229946d42c976e [INFO] running `Command { std: "docker" "start" "-a" "624a12746d7e66b82f8bb002a710d14224504d9de3ac7217ad229946d42c976e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] --> 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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> learning/ds5.rs:60:21 [INFO] [stdout] | [INFO] [stdout] 60 | / &children.push(thread::spawn(move || { [INFO] [stdout] 61 | | visit_dirs(path.to_owned(), &mut child_mds); [INFO] [stdout] 62 | | child_mds [INFO] [stdout] 63 | | })); [INFO] [stdout] | |_______________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = &children.push(thread::spawn(move || { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings 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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> learning/ds5.rs:60:21 [INFO] [stdout] | [INFO] [stdout] 60 | / &children.push(thread::spawn(move || { [INFO] [stdout] 61 | | visit_dirs(path.to_owned(), &mut child_mds); [INFO] [stdout] 62 | | child_mds [INFO] [stdout] 63 | | })); [INFO] [stdout] | |_______________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = &children.push(thread::spawn(move || { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings 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 1.46s [INFO] running `Command { std: "docker" "inspect" "624a12746d7e66b82f8bb002a710d14224504d9de3ac7217ad229946d42c976e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "624a12746d7e66b82f8bb002a710d14224504d9de3ac7217ad229946d42c976e", kill_on_drop: false }` [INFO] [stdout] 624a12746d7e66b82f8bb002a710d14224504d9de3ac7217ad229946d42c976e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 15099947a5f427f5bd39e22f63bbfce15985c3bb2aab660366cdf3b49999a467 [INFO] running `Command { std: "docker" "start" "-a" "15099947a5f427f5bd39e22f63bbfce15985c3bb2aab660366cdf3b49999a467", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `diskspace` (lib) generated 1 warning [INFO] [stderr] warning: `diskspace` (lib test) generated 1 warning (1 duplicate) [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> learning/ds5.rs:60:21 [INFO] [stderr] | [INFO] [stderr] 60 | / &children.push(thread::spawn(move || { [INFO] [stderr] 61 | | visit_dirs(path.to_owned(), &mut child_mds); [INFO] [stderr] 62 | | child_mds [INFO] [stderr] 63 | | })); [INFO] [stderr] | |_______________________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 60 | let _ = &children.push(thread::spawn(move || { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `diskspace` (bin "dsx") generated 2 warnings [INFO] [stderr] warning: `diskspace` (bin "ds" test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: `diskspace` (bin "dsx" test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `diskspace` (bin "ds") generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ds-b3aad7235749b36d) [INFO] [stdout] [INFO] [stdout] running 34 tests [INFO] [stdout] test ds::tests::display ... ok [INFO] [stdout] test ds::tests::cast_ioerror ... ok [INFO] [stdout] test ds::tests::display_verbose ... ok [INFO] [stdout] test ds::tests::cast_mutex_error ... ok [INFO] [stdout] test ds::tests::filesystem_device_disabled ... ok [INFO] [stdout] test ds::tests::filesystem_device_enabled ... ok [INFO] [stdout] test ds::tests::filesystem_device_error ... ok [INFO] [stdout] test ds::tests::fmt_dserror ... ok [INFO] [stdout] test ds::tests::increment_err ... ok [INFO] [stdout] test ds::tests::symlink_err ... ok [INFO] [stdout] test report::tests::color_black ... 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_none ... ok [INFO] [stdout] test report::tests::color_red ... ok [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test report::tests::color_white ... ok [INFO] [stdout] test report::tests::color_yellow ... ok [INFO] [stdout] test report::tests::report_short ... 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::settings_all ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test report::tests::settings_lines ... ok [INFO] [stdout] test report::tests::settings_exclude ... ok [INFO] [stdout] test report::tests::settings_defaults ... ok [INFO] [stdout] test report::tests::settings_lines_invalid_value ... ok [INFO] [stdout] test report::tests::simple_units_bytes ... 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_kbytes_long ... ok [INFO] [stdout] test report::tests::simple_units_mbytes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ds-11b54b9f2d549aa5) [INFO] [stdout] [INFO] [stdout] running 37 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/dsx-fd38f846b7de6ab0) [INFO] [stdout] test cli::tests::check ... ok [INFO] [stdout] test cli::tests::dirs_default ... ok [INFO] [stdout] test ds::tests::cast_ioerror ... ok [INFO] [stdout] test ds::tests::cast_mutex_error ... ok [INFO] [stdout] test cli::tests::dirs ... ok [INFO] [stdout] test ds::tests::display ... ok [INFO] [stdout] test ds::tests::filesystem_device_disabled ... ok [INFO] [stdout] test ds::tests::display_verbose ... ok [INFO] [stdout] test ds::tests::filesystem_device_enabled ... ok [INFO] [stdout] test ds::tests::fmt_dserror ... ok [INFO] [stdout] test ds::tests::symlink_err ... ok [INFO] [stdout] test ds::tests::increment_err ... ok [INFO] [stdout] test report::tests::color_black ... ok [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test report::tests::color_cyan ... ok [INFO] [stdout] test report::tests::color_blue ... ok [INFO] [stdout] test ds::tests::filesystem_device_error ... ok [INFO] [stdout] test report::tests::color_green ... ok [INFO] [stdout] test report::tests::color_red ... ok [INFO] [stdout] test report::tests::color_yellow ... ok [INFO] [stdout] test report::tests::color_white ... ok [INFO] [stdout] test report::tests::report_long ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test report::tests::report_short ... ok [INFO] [stdout] test report::tests::color_none ... ok [INFO] [stdout] test report::tests::report_short_reverse ... ok [INFO] [stdout] test report::tests::settings_defaults ... ok [INFO] [stdout] test report::tests::settings_all ... ok [INFO] [stdout] test report::tests::report_short_exclude ... ok [INFO] [stdout] test report::tests::settings_lines ... ok [INFO] [stdout] test report::tests::settings_exclude ... ok [INFO] [stdout] test report::tests::settings_reverse ... ok [INFO] [stdout] test report::tests::settings_lines_invalid_value ... ok [INFO] [stdout] test report::tests::simple_units_kbytes ... ok [INFO] [stdout] test report::tests::simple_units_bytes ... ok [INFO] [stdout] test report::tests::simple_units_mbytes ... ok [INFO] [stdout] test report::tests::simple_units_kbytes_long ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test report::tests::color_blue ... ok [INFO] [stdout] test report::tests::color_cyan ... ok [INFO] [stdout] test report::tests::color_black ... ok [INFO] [stdout] test report::tests::color_red ... ok [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test report::tests::color_none ... ok [INFO] [stdout] test report::tests::color_green ... ok [INFO] [stdout] test ds3::tests::exercise ... ok [INFO] [stdout] test report::tests::color_white ... ok [INFO] [stdout] test report::tests::color_yellow ... ok [INFO] [stdout] test report::tests::simple_units_bytes ... ok [INFO] [stdout] test report::tests::report_short_reverse ... ok [INFO] [stdout] test report::tests::simple_units_kbytes_long ... ok [INFO] [stdout] test report::tests::simple_units_mbytes ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test report::tests::report_short ... ok [INFO] [stdout] test report::tests::simple_units_kbytes ... ok [INFO] [stdout] test report::tests::report_long ... 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: ReadOnlyFilesystem, message: "Read-only file system" }', learning/ds1.rs:140:48 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x559b9af24e1c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x559b9af24e1c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x559b9af24e1c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x559b9af24e1c - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x559b9af4947c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x559b9af207a5 - std::io::Write::write_fmt::h21d7683cabdb4c35 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x559b9af26870 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x559b9af26870 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x559b9af26870 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x559b9af26456 - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x559b9af26f24 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x559b9af26a00 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x559b9af252d4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x559b9af26969 - rust_begin_unwind [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x559b9ad5b9f1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x559b9ad5bae3 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x559b9ad6addd - core::result::Result::unwrap::h05c2c8576d3825d5 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/result.rs:1295:23 [INFO] [stdout] 17: 0x559b9ad6d43e - dsx::ds1::tests::test_increment::ha48e890d50e9c3f5 [INFO] [stdout] at /opt/rustwide/workdir/learning/ds1.rs:140:24 [INFO] [stdout] 18: 0x559b9ad6d3fa - dsx::ds1::tests::test_increment::{{closure}}::h6552e643de94b46d [INFO] [stdout] at /opt/rustwide/workdir/learning/ds1.rs:138:5 [INFO] [stdout] 19: 0x559b9ad7ecee - core::ops::function::FnOnce::call_once::hfaefc2caf290936c [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x559b9adc5ea3 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x559b9adc5ea3 - test::__rust_begin_short_backtrace::h8c2a0a5090591869 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5 [INFO] [stdout] 22: 0x559b9adc4a37 - as core::ops::function::FnOnce>::call_once::hea00a22128a38543 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 23: 0x559b9adc4a37 - as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x559b9adc4a37 - std::panicking::try::do_call::hc868e78bbc5af2ab [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x559b9adc4a37 - std::panicking::try::he468aede74df1b04 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x559b9adc4a37 - std::panic::catch_unwind::hce3c9152e1cf772d [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x559b9adc4a37 - test::run_test_in_process::h9c4ab8162080cf8c [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18 [INFO] [stdout] 28: 0x559b9adc4a37 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39 [INFO] [stdout] 29: 0x559b9ad91d7e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37 [INFO] [stdout] 30: 0x559b9ad91d7e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 31: 0x559b9ad96ba8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 32: 0x559b9ad96ba8 - as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x559b9ad96ba8 - std::panicking::try::do_call::h6ae22f5ac22596e4 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stdout] 34: 0x559b9ad96ba8 - std::panicking::try::h2381c25487d6a7c2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stdout] 35: 0x559b9ad96ba8 - std::panic::catch_unwind::hfe902f4d5c9d7b6d [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stdout] 36: 0x559b9ad96ba8 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 37: 0x559b9ad96ba8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x559b9af2c1f3 - as core::ops::function::FnOnce>::call_once::he162a5c338a10a39 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 39: 0x559b9af2c1f3 - as core::ops::function::FnOnce>::call_once::hb27497b21740dd97 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x559b9af2c1f3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 41: 0x7f0087a58609 - start_thread [INFO] [stdout] 42: 0x7f008782a293 - clone [INFO] [stdout] 43: 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; finished in 0.07s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "15099947a5f427f5bd39e22f63bbfce15985c3bb2aab660366cdf3b49999a467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15099947a5f427f5bd39e22f63bbfce15985c3bb2aab660366cdf3b49999a467", kill_on_drop: false }` [INFO] [stdout] 15099947a5f427f5bd39e22f63bbfce15985c3bb2aab660366cdf3b49999a467