[INFO] fetching crate diskspace 0.5.0... [INFO] testing diskspace-0.5.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate diskspace 0.5.0 into /workspace/builds/worker-26/source [INFO] validating manifest of crates.io crate diskspace 0.5.0 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-26/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] caa0e5711ca133bf2fcfb19e2689dafb0dcbb86b2c047e18e711a0ea27c045da [INFO] running `Command { std: "docker" "start" "-a" "caa0e5711ca133bf2fcfb19e2689dafb0dcbb86b2c047e18e711a0ea27c045da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "caa0e5711ca133bf2fcfb19e2689dafb0dcbb86b2c047e18e711a0ea27c045da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "caa0e5711ca133bf2fcfb19e2689dafb0dcbb86b2c047e18e711a0ea27c045da", kill_on_drop: false }` [INFO] [stdout] caa0e5711ca133bf2fcfb19e2689dafb0dcbb86b2c047e18e711a0ea27c045da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d02b50492067d225ece421823168aee4862b21227ac0d68c5c7feb32e666392d [INFO] running `Command { std: "docker" "start" "-a" "d02b50492067d225ece421823168aee4862b21227ac0d68c5c7feb32e666392d", kill_on_drop: false }` [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling tempdir v0.3.7 [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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 - out: &mut io::Write, [INFO] [stdout] 62 + out: &mut dyn io::Write, [INFO] [stdout] | [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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 - out: &mut io::Write, [INFO] [stdout] 62 + out: &mut dyn io::Write, [INFO] [stdout] | [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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 - pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] 24 + pub fn report_stream(out: &mut dyn io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] | [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 4.37s [INFO] running `Command { std: "docker" "inspect" "d02b50492067d225ece421823168aee4862b21227ac0d68c5c7feb32e666392d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d02b50492067d225ece421823168aee4862b21227ac0d68c5c7feb32e666392d", kill_on_drop: false }` [INFO] [stdout] d02b50492067d225ece421823168aee4862b21227ac0d68c5c7feb32e666392d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a69cfd8e99943eca226c98b6f9c4ad4d13da7063f2be91b17ec5e2636df05bf [INFO] running `Command { std: "docker" "start" "-a" "9a69cfd8e99943eca226c98b6f9c4ad4d13da7063f2be91b17ec5e2636df05bf", 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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 - out: &mut io::Write, [INFO] [stdout] 62 + out: &mut dyn io::Write, [INFO] [stdout] | [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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 - out: &mut io::Write, [INFO] [stdout] 62 + out: &mut dyn io::Write, [INFO] [stdout] | [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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 - pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] 24 + pub fn report_stream(out: &mut dyn io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] | [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] --> 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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 - pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] 24 + pub fn report_stream(out: &mut dyn io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stdout] | [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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 - out: &mut io::Write, [INFO] [stdout] 62 + out: &mut dyn io::Write, [INFO] [stdout] | [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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 - out: &mut io::Write, [INFO] [stdout] 62 + out: &mut dyn io::Write, [INFO] [stdout] | [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 2.20s [INFO] running `Command { std: "docker" "inspect" "9a69cfd8e99943eca226c98b6f9c4ad4d13da7063f2be91b17ec5e2636df05bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a69cfd8e99943eca226c98b6f9c4ad4d13da7063f2be91b17ec5e2636df05bf", kill_on_drop: false }` [INFO] [stdout] 9a69cfd8e99943eca226c98b6f9c4ad4d13da7063f2be91b17ec5e2636df05bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 37a0dce36cd2b98e66ad1f837919a4e7b051f0e4cd507ada8ac834b6851cd6d9 [INFO] running `Command { std: "docker" "start" "-a" "37a0dce36cd2b98e66ad1f837919a4e7b051f0e4cd507ada8ac834b6851cd6d9", 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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 62 - out: &mut io::Write, [INFO] [stderr] 62 + out: &mut dyn io::Write, [INFO] [stderr] | [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] | ^^^^^^^^^ [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] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 24 - pub fn report_stream(out: &mut io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stderr] 24 + pub fn report_stream(out: &mut dyn io::Write, disk_space: BTreeMap, matches: &ArgMatches) { [INFO] [stderr] | [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 "dsx" test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `diskspace` (bin "ds") generated 1 warning (1 duplicate) [INFO] [stderr] warning: `diskspace` (bin "ds" test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ds-68c5ee209000fcc9) [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::cast_mutex_error ... ok [INFO] [stdout] test ds::tests::display_verbose ... 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_blue ... ok [INFO] [stdout] test report::tests::color_black ... ok [INFO] [stdout] test report::tests::color_cyan ... ok [INFO] [stdout] test report::tests::color_none ... ok [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test report::tests::color_red ... 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_short_exclude ... ok [INFO] [stdout] test report::tests::settings_defaults ... ok [INFO] [stdout] test report::tests::report_short_reverse ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ds-9443174a53f0ef3d) [INFO] [stdout] test report::tests::settings_all ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test report::tests::settings_lines_invalid_value ... ok [INFO] [stdout] test report::tests::settings_lines ... ok [INFO] [stdout] test report::tests::settings_exclude ... 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::simple_units_bytes ... ok [INFO] [stdout] test report::tests::settings_reverse ... ok [INFO] [stdout] test report::tests::report_long ... ok [INFO] [stdout] test report::tests::simple_units_mbytes ... ok [INFO] [stdout] test report::tests::color_green ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 37 tests [INFO] [stdout] test ds::tests::display_verbose ... ok [INFO] [stdout] test ds::tests::display ... ok [INFO] [stdout] test ds::tests::cast_mutex_error ... ok [INFO] [stdout] test ds::tests::cast_ioerror ... 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::filesystem_device_disabled ... ok [INFO] [stdout] test ds::tests::increment_err ... ok [INFO] [stdout] test cli::tests::dirs_default ... ok [INFO] [stdout] test cli::tests::dirs ... ok [INFO] [stdout] test ds::tests::symlink_err ... ok [INFO] [stdout] test cli::tests::check ... ok [INFO] [stdout] test report::tests::color_black ... ok [INFO] [stdout] test report::tests::color_blue ... ok [INFO] [stdout] test report::tests::color_cyan ... ok [INFO] [stdout] test report::tests::color_green ... ok [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test report::tests::color_white ... ok [INFO] [stdout] test report::tests::color_red ... ok [INFO] [stdout] test report::tests::color_none ... ok [INFO] [stdout] test report::tests::report_long ... ok [INFO] [stdout] test report::tests::color_yellow ... ok [INFO] [stdout] test report::tests::report_short ... ok [INFO] [stdout] test report::tests::report_short_reverse ... ok [INFO] [stdout] test report::tests::settings_defaults ... ok [INFO] [stdout] test report::tests::report_short_exclude ... ok [INFO] [stdout] test report::tests::settings_all ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test report::tests::settings_exclude ... ok [INFO] [stdout] test report::tests::settings_lines_invalid_value ... ok [INFO] [stdout] test report::tests::settings_lines ... ok [INFO] [stdout] test report::tests::simple_units_bytes ... ok [INFO] [stdout] test report::tests::settings_reverse ... 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_mbytes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/dsx-83ca655d59593734) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test report::tests::color_blue ... ok [INFO] [stdout] test report::tests::color_black ... ok [INFO] [stdout] test report::tests::color_green ... ok [INFO] [stdout] test report::tests::color_cyan ... ok [INFO] [stdout] test report::tests::color_red ... ok [INFO] [stdout] test ds3::tests::exercise ... ok [INFO] [stdout] test report::tests::color_magenta ... ok [INFO] [stdout] test report::tests::color_none ... 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_short_reverse ... ok [INFO] [stdout] test report::tests::report_stdout ... ok [INFO] [stdout] test report::tests::simple_units_kbytes_long ... 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 ... ok [INFO] [stdout] test report::tests::report_long ... ok [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: 0x55ed6327916c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55ed6327916c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55ed6327916c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55ed6327916c - ::fmt::ha305a40dbc030444 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55ed6329fb0c - core::fmt::write::hadd15acf4d6ce273 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17 [INFO] [stdout] 5: 0x55ed63274338 - std::io::Write::write_fmt::h271050faa79d27d2 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15 [INFO] [stdout] 6: 0x55ed6327b437 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55ed6327b437 - std::sys_common::backtrace::print::h20a2155fa0a22ca6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55ed6327b437 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55ed6327b16b - std::panicking::default_hook::h1c5cf4d5063a38e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55ed6327bb8a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55ed6327b877 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55ed63279634 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55ed6327b589 - rust_begin_unwind [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55ed630b82a3 - core::panicking::panic_fmt::hfb4b8460cd493e74 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55ed630b8393 - core::result::unwrap_failed::hf9b34e307f812de0 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1749:5 [INFO] [stdout] 16: 0x55ed630c7709 - core::result::Result::unwrap::h779f374a80dd8a3b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1065:23 [INFO] [stdout] 17: 0x55ed630c9be8 - dsx::ds1::tests::test_increment::hee5d73c9e250c670 [INFO] [stdout] at /opt/rustwide/workdir/learning/ds1.rs:140:24 [INFO] [stdout] 18: 0x55ed630c9b7a - dsx::ds1::tests::test_increment::{{closure}}::h1ef1498379a03de4 [INFO] [stdout] at /opt/rustwide/workdir/learning/ds1.rs:138:5 [INFO] [stdout] 19: 0x55ed630d863e - core::ops::function::FnOnce::call_once::h2c803eb2728aac59 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55ed63118c83 - core::ops::function::FnOnce::call_once::h43953c8a8f54893f [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55ed63118c83 - test::__rust_begin_short_backtrace::h163f55298a15df9b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:575:5 [INFO] [stdout] 22: 0x55ed631179b1 - as core::ops::function::FnOnce>::call_once::hc911782b3cbc7ed5 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 23: 0x55ed631179b1 - as core::ops::function::FnOnce<()>>::call_once::hc5bb369afbf9cd4e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x55ed631179b1 - std::panicking::try::do_call::he60df4e3e832faff [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x55ed631179b1 - std::panicking::try::h2633cee89a0767f3 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x55ed631179b1 - std::panic::catch_unwind::h6e10f7b94ce38b1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x55ed631179b1 - test::run_test_in_process::h085ef39049c3b50b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:598:18 [INFO] [stdout] 28: 0x55ed631179b1 - test::run_test::run_test_inner::{{closure}}::h4e58ce9f68eb43e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x55ed63121291 - test::run_test::run_test_inner::{{closure}}::h6d18db28c5e396ee [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x55ed63121291 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32292cb2cd8be620 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x55ed630ed9ef - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h71ee66b20f7b0482 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 32: 0x55ed630ed9ef - as core::ops::function::FnOnce<()>>::call_once::hb6046e1d1a75a4a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x55ed630ed9ef - std::panicking::try::do_call::h5422165a88309c77 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x55ed630ed9ef - std::panicking::try::h840a12b54e2c9f5d [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x55ed630ed9ef - std::panic::catch_unwind::h85910e437c8da180 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x55ed630ed9ef - std::thread::Builder::spawn_unchecked_::{{closure}}::ha3af3a297bfd51d6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 37: 0x55ed630ed9ef - core::ops::function::FnOnce::call_once{{vtable.shim}}::hff8788f58e0e06a9 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55ed63281dc3 - as core::ops::function::FnOnce>::call_once::h82a18723295373b7 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 39: 0x55ed63281dc3 - as core::ops::function::FnOnce>::call_once::h4b9b8634f7a2a5a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 40: 0x55ed63281dc3 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7fce77050609 - start_thread [INFO] [stdout] 42: 0x7fce76e22293 - 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 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin dsx' [INFO] running `Command { std: "docker" "inspect" "37a0dce36cd2b98e66ad1f837919a4e7b051f0e4cd507ada8ac834b6851cd6d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37a0dce36cd2b98e66ad1f837919a4e7b051f0e4cd507ada8ac834b6851cd6d9", kill_on_drop: false }` [INFO] [stdout] 37a0dce36cd2b98e66ad1f837919a4e7b051f0e4cd507ada8ac834b6851cd6d9