[INFO] fetching crate boomerang_util 0.3.0...
[INFO] testing boomerang_util-0.3.0 against master#d933cf483edf1605142ac6899ff32536c0ad8b22 for pr-150933
[INFO] extracting crate boomerang_util 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate boomerang_util 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate boomerang_util 0.3.0
[INFO] tweaked toml for crates.io crate boomerang_util 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate boomerang_util 0.3.0 on toolchain d933cf483edf1605142ac6899ff32536c0ad8b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate boomerang_util 0.3.0 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" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3c87909557d49c68ac46827c46a1067a13b9920ce7a8eadd50578dc8a6e71790", kill_on_drop: false }`
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[INFO] [stderr]    Compiling boomerang_util v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/replay/recorder.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     filename: P,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/replay/recorder.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     name: &str,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/replay/mod.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Record<'a> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReplayRecord` is never constructed
[INFO] [stdout]   --> src/replay/mod.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ReplayRecord<'a>(&'a str, runtime::ActionKey, runtime::Tag);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `recording_name` and `action_fqn` are never read
[INFO] [stdout]   --> src/replay/recorder.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct RecState {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 15 |     /// Label for the recording header
[INFO] [stdout] 16 |     recording_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     /// Name of the action to record
[INFO] [stdout] 18 |     action_fqn: BuilderFqn,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "3c87909557d49c68ac46827c46a1067a13b9920ce7a8eadd50578dc8a6e71790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c87909557d49c68ac46827c46a1067a13b9920ce7a8eadd50578dc8a6e71790", kill_on_drop: false }`
[INFO] [stdout] 3c87909557d49c68ac46827c46a1067a13b9920ce7a8eadd50578dc8a6e71790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f166438500acdcbe6c1f76458143e1b4f7b85edf11cd04ace1bcb04c48d43a24
[INFO] running `Command { std: "docker" "start" "-a" "f166438500acdcbe6c1f76458143e1b4f7b85edf11cd04ace1bcb04c48d43a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling parse_duration v2.1.1
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling boomerang_runtime v0.3.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling boomerang_derive v0.3.0
[INFO] [stderr]    Compiling boomerang_builder v0.3.0
[INFO] [stderr]    Compiling boomerang v0.3.0
[INFO] [stderr]    Compiling boomerang_util v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/replay/recorder.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     filename: P,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/replay/recorder.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     name: &str,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/replay/mod.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Record<'a> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReplayRecord` is never constructed
[INFO] [stdout]   --> src/replay/mod.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ReplayRecord<'a>(&'a str, runtime::ActionKey, runtime::Tag);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `recording_name` and `action_fqn` are never read
[INFO] [stdout]   --> src/replay/recorder.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct RecState {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 15 |     /// Label for the recording header
[INFO] [stdout] 16 |     recording_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     /// Name of the action to record
[INFO] [stdout] 18 |     action_fqn: BuilderFqn,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/replay/recorder.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     filename: P,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/replay/recorder.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     name: &str,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/replay/mod.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Record<'a> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReplayRecord` is never constructed
[INFO] [stdout]   --> src/replay/mod.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ReplayRecord<'a>(&'a str, runtime::ActionKey, runtime::Tag);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `recording_name` and `action_fqn` are never read
[INFO] [stdout]   --> src/replay/recorder.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct RecState {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 15 |     /// Label for the recording header
[INFO] [stdout] 16 |     recording_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     /// Name of the action to record
[INFO] [stdout] 18 |     action_fqn: BuilderFqn,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.76s
[INFO] running `Command { std: "docker" "inspect" "f166438500acdcbe6c1f76458143e1b4f7b85edf11cd04ace1bcb04c48d43a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f166438500acdcbe6c1f76458143e1b4f7b85edf11cd04ace1bcb04c48d43a24", kill_on_drop: false }`
[INFO] [stdout] f166438500acdcbe6c1f76458143e1b4f7b85edf11cd04ace1bcb04c48d43a24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2628e3970b64505d3cebef50d51d875a51554be1c17e3c014377db54049058c0
[INFO] running `Command { std: "docker" "start" "-a" "2628e3970b64505d3cebef50d51d875a51554be1c17e3c014377db54049058c0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]    --> src/replay/recorder.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     filename: P,
[INFO] [stderr]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/replay/recorder.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     name: &str,
[INFO] [stderr]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Record` is never constructed
[INFO] [stderr]   --> src/replay/mod.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct Record<'a> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ReplayRecord` is never constructed
[INFO] [stderr]   --> src/replay/mod.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct ReplayRecord<'a>(&'a str, runtime::ActionKey, runtime::Tag);
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `recording_name` and `action_fqn` are never read
[INFO] [stderr]   --> src/replay/recorder.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct RecState {
[INFO] [stderr]    |        -------- fields in this struct
[INFO] [stderr] 15 |     /// Label for the recording header
[INFO] [stderr] 16 |     recording_name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 17 |     /// Name of the action to record
[INFO] [stderr] 18 |     action_fqn: BuilderFqn,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `boomerang_util` (lib) generated 5 warnings (run `cargo fix --lib -p boomerang_util` to apply 2 suggestions)
[INFO] [stderr] warning: `boomerang_util` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/boomerang_util-2ec133ee839d3066)
[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 boomerang_util
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/runner.rs - runner (line 5) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2628e3970b64505d3cebef50d51d875a51554be1c17e3c014377db54049058c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2628e3970b64505d3cebef50d51d875a51554be1c17e3c014377db54049058c0", kill_on_drop: false }`
[INFO] [stdout] 2628e3970b64505d3cebef50d51d875a51554be1c17e3c014377db54049058c0