[INFO] fetching crate du2 0.2.1... [INFO] testing du2-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate du2 0.2.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate du2 0.2.1 [INFO] finished tweaking crates.io crate du2 0.2.1 [INFO] tweaked toml for crates.io crate du2 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate du2 0.2.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate du2 0.2.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61530f08d0bced12b06673b3814f865703a856929efc836d7c21ded9b0e317dd [INFO] running `Command { std: "docker" "start" "-a" "61530f08d0bced12b06673b3814f865703a856929efc836d7c21ded9b0e317dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61530f08d0bced12b06673b3814f865703a856929efc836d7c21ded9b0e317dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61530f08d0bced12b06673b3814f865703a856929efc836d7c21ded9b0e317dd", kill_on_drop: false }` [INFO] [stdout] 61530f08d0bced12b06673b3814f865703a856929efc836d7c21ded9b0e317dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2f7d60f2cb0c7a9a696cf87b435eeaa3dd63942957be52be1c536219af12cf8 [INFO] running `Command { std: "docker" "start" "-a" "a2f7d60f2cb0c7a9a696cf87b435eeaa3dd63942957be52be1c536219af12cf8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling num-format v0.4.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling users v0.10.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling cpu-time v1.0.0 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Compiling structopt v0.3.15 [INFO] [stderr] Compiling du2 v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:348:21 [INFO] [stdout] | [INFO] [stdout] 348 | let mut dstats: &mut DirStats = if top.dtree.contains_key(parent) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:404:25 [INFO] [stdout] | [INFO] [stdout] 404 | let mut upstats = if top.dtree.contains_key(nextpar) { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `UserUsage` is never constructed [INFO] [stdout] --> src/main.rs:294:8 [INFO] [stdout] | [INFO] [stdout] 294 | struct UserUsage { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `long_help` is never read [INFO] [stdout] --> src/cli.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct ParLsCfg { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 123 | pub long_help: bool [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParLsCfg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn multi_extension(p: & Path) -> Option> { [INFO] [stdout] | ^^^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 10 | pub fn multi_extension(p: & Path) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.13s [INFO] running `Command { std: "docker" "inspect" "a2f7d60f2cb0c7a9a696cf87b435eeaa3dd63942957be52be1c536219af12cf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2f7d60f2cb0c7a9a696cf87b435eeaa3dd63942957be52be1c536219af12cf8", kill_on_drop: false }` [INFO] [stdout] a2f7d60f2cb0c7a9a696cf87b435eeaa3dd63942957be52be1c536219af12cf8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f58870237e5ee42f756f4490bc884791b740b19087ec5ba6adba4b465d1579e9 [INFO] running `Command { std: "docker" "start" "-a" "f58870237e5ee42f756f4490bc884791b740b19087ec5ba6adba4b465d1579e9", kill_on_drop: false }` [INFO] [stderr] Compiling du2 v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:348:21 [INFO] [stdout] | [INFO] [stdout] 348 | let mut dstats: &mut DirStats = if top.dtree.contains_key(parent) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:404:25 [INFO] [stdout] | [INFO] [stdout] 404 | let mut upstats = if top.dtree.contains_key(nextpar) { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `UserUsage` is never constructed [INFO] [stdout] --> src/main.rs:294:8 [INFO] [stdout] | [INFO] [stdout] 294 | struct UserUsage { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `long_help` is never read [INFO] [stdout] --> src/cli.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct ParLsCfg { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 123 | pub long_help: bool [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParLsCfg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn multi_extension(p: & Path) -> Option> { [INFO] [stdout] | ^^^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 10 | pub fn multi_extension(p: & Path) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "f58870237e5ee42f756f4490bc884791b740b19087ec5ba6adba4b465d1579e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f58870237e5ee42f756f4490bc884791b740b19087ec5ba6adba4b465d1579e9", kill_on_drop: false }` [INFO] [stdout] f58870237e5ee42f756f4490bc884791b740b19087ec5ba6adba4b465d1579e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 837362eee3cca6615aa4a07ca6e13b3c2d2c4d57931f8c4e06b8d300aa4be15d [INFO] running `Command { std: "docker" "start" "-a" "837362eee3cca6615aa4a07ca6e13b3c2d2c4d57931f8c4e06b8d300aa4be15d", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:348:21 [INFO] [stderr] | [INFO] [stderr] 348 | let mut dstats: &mut DirStats = if top.dtree.contains_key(parent) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:404:25 [INFO] [stderr] | [INFO] [stderr] 404 | let mut upstats = if top.dtree.contains_key(nextpar) { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct `UserUsage` is never constructed [INFO] [stderr] --> src/main.rs:294:8 [INFO] [stderr] | [INFO] [stderr] 294 | struct UserUsage { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `long_help` is never read [INFO] [stderr] --> src/cli.rs:123:9 [INFO] [stderr] | [INFO] [stderr] 46 | pub struct ParLsCfg { [INFO] [stderr] | -------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 123 | pub long_help: bool [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ParLsCfg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/util.rs:10:27 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn multi_extension(p: & Path) -> Option> { [INFO] [stderr] | ^^^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 10 | pub fn multi_extension(p: & Path) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `du2` (bin "du2" test) generated 5 warnings (run `cargo fix --bin "du2" -p du2 --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/du2-fbc55f7119190d06) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "837362eee3cca6615aa4a07ca6e13b3c2d2c4d57931f8c4e06b8d300aa4be15d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "837362eee3cca6615aa4a07ca6e13b3c2d2c4d57931f8c4e06b8d300aa4be15d", kill_on_drop: false }` [INFO] [stdout] 837362eee3cca6615aa4a07ca6e13b3c2d2c4d57931f8c4e06b8d300aa4be15d