[INFO] fetching crate preftool 0.2.0... [INFO] testing preftool-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate preftool 0.2.0 into /workspace/builds/worker-114/source [INFO] validating manifest of crates.io crate preftool 0.2.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate preftool 0.2.0 [INFO] finished tweaking crates.io crate preftool 0.2.0 [INFO] tweaked toml for crates.io crate preftool 0.2.0 written to /workspace/builds/worker-114/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7295783d9151cfa960e5f844af218b45038097fd1b86286c83b044502d40cd54 [INFO] running `Command { std: "docker" "start" "-a" "7295783d9151cfa960e5f844af218b45038097fd1b86286c83b044502d40cd54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7295783d9151cfa960e5f844af218b45038097fd1b86286c83b044502d40cd54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7295783d9151cfa960e5f844af218b45038097fd1b86286c83b044502d40cd54", kill_on_drop: false }` [INFO] [stdout] 7295783d9151cfa960e5f844af218b45038097fd1b86286c83b044502d40cd54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d13a450cab50b0be9b7c3fa7c2ceb3e49471f170780d900f406200dfa711d53 [INFO] running `Command { std: "docker" "start" "-a" "1d13a450cab50b0be9b7c3fa7c2ceb3e49471f170780d900f406200dfa711d53", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling arc-swap v1.5.0 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling crossbeam v0.2.12 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling slog-scope v4.4.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling slog-stdlog v3.0.5 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling caseless v0.2.1 [INFO] [stderr] Compiling preftool v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/bind.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | std::mem::replace(value, proxy.into()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.33s [INFO] running `Command { std: "docker" "inspect" "1d13a450cab50b0be9b7c3fa7c2ceb3e49471f170780d900f406200dfa711d53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d13a450cab50b0be9b7c3fa7c2ceb3e49471f170780d900f406200dfa711d53", kill_on_drop: false }` [INFO] [stdout] 1d13a450cab50b0be9b7c3fa7c2ceb3e49471f170780d900f406200dfa711d53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cff4d1338f94647e2278b7ff02060ea022d2758eb81ccfb04253e7b553ed071a [INFO] running `Command { std: "docker" "start" "-a" "cff4d1338f94647e2278b7ff02060ea022d2758eb81ccfb04253e7b553ed071a", kill_on_drop: false }` [INFO] [stderr] Compiling cargo-husky v1.5.0 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/bind.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | std::mem::replace(value, proxy.into()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling preftool v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/bind.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | std::mem::replace(value, proxy.into()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `Command { std: "docker" "inspect" "cff4d1338f94647e2278b7ff02060ea022d2758eb81ccfb04253e7b553ed071a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cff4d1338f94647e2278b7ff02060ea022d2758eb81ccfb04253e7b553ed071a", kill_on_drop: false }` [INFO] [stdout] cff4d1338f94647e2278b7ff02060ea022d2758eb81ccfb04253e7b553ed071a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cc0966b866a7f141dd803aee6b9c1440343a622ec89fa7f845093f52542e2dea [INFO] running `Command { std: "docker" "start" "-a" "cc0966b866a7f141dd803aee6b9c1440343a622ec89fa7f845093f52542e2dea", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/bind.rs:144:5 [INFO] [stderr] | [INFO] [stderr] 144 | std::mem::replace(value, proxy.into()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: `preftool` (lib) generated 1 warning [INFO] [stderr] warning: `preftool` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/preftool-d860a4bff6e5afa3) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests preftool [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/strings.rs - strings::ConfigKey::section_key (line 44) ... ok [INFO] [stdout] test src/strings.rs - strings::ConfigKey::combine (line 97) ... ok [INFO] [stdout] test src/strings.rs - strings::ConfigKey::unsafe_from (line 166) ... ok [INFO] [stdout] test src/strings.rs - strings::ConfigKey::parent (line 70) ... ok [INFO] [stdout] test src/strings.rs - strings::ConfigKey::join (line 125) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cc0966b866a7f141dd803aee6b9c1440343a622ec89fa7f845093f52542e2dea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc0966b866a7f141dd803aee6b9c1440343a622ec89fa7f845093f52542e2dea", kill_on_drop: false }` [INFO] [stdout] cc0966b866a7f141dd803aee6b9c1440343a622ec89fa7f845093f52542e2dea