[INFO] fetching crate minicore 0.0.1... [INFO] building minicore-0.0.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate minicore 0.0.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate minicore 0.0.1 [INFO] finished tweaking crates.io crate minicore 0.0.1 [INFO] tweaked toml for crates.io crate minicore 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate minicore 0.0.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 39 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4ebcb8ee5410f8aab6cf329a3a2ed590a416337bb63557827e7669cc0fc79be [INFO] running `Command { std: "docker" "start" "-a" "b4ebcb8ee5410f8aab6cf329a3a2ed590a416337bb63557827e7669cc0fc79be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4ebcb8ee5410f8aab6cf329a3a2ed590a416337bb63557827e7669cc0fc79be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4ebcb8ee5410f8aab6cf329a3a2ed590a416337bb63557827e7669cc0fc79be", kill_on_drop: false }` [INFO] [stdout] b4ebcb8ee5410f8aab6cf329a3a2ed590a416337bb63557827e7669cc0fc79be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2cc9b5241a2033d3ca66575463cb72334fe23c6b109a9e05e4ac2e92c17a4223 [INFO] running `Command { std: "docker" "start" "-a" "2cc9b5241a2033d3ca66575463cb72334fe23c6b109a9e05e4ac2e92c17a4223", kill_on_drop: false }` [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling minicore v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mem/memory.rs:312:21 [INFO] [stdout] | [INFO] [stdout] 312 | pub fn drain(&mut self, range: R) -> Drain [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] 312 | pub fn drain(&mut self, range: R) -> Drain<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: useless assignment of variable of type `usize` to itself [INFO] [stdout] --> src/ubytes/mod.rs:436:9 [INFO] [stdout] | [INFO] [stdout] 436 | until_pos = until_pos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mem/primitives.rs:110:22 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn opt_slice(&self, range: Option) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn opt_slice(&self, range: Option) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `Command { std: "docker" "inspect" "2cc9b5241a2033d3ca66575463cb72334fe23c6b109a9e05e4ac2e92c17a4223", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cc9b5241a2033d3ca66575463cb72334fe23c6b109a9e05e4ac2e92c17a4223", kill_on_drop: false }` [INFO] [stdout] 2cc9b5241a2033d3ca66575463cb72334fe23c6b109a9e05e4ac2e92c17a4223 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a59dd9c2b4aed73cd892966ab3657f9046c916fe91f7a05240f6da1dbe184330 [INFO] running `Command { std: "docker" "start" "-a" "a59dd9c2b4aed73cd892966ab3657f9046c916fe91f7a05240f6da1dbe184330", kill_on_drop: false }` [INFO] [stderr] Compiling nu-ansi-term v0.50.1 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling thread_local v1.1.9 [INFO] [stderr] Compiling tracing-log v0.2.0 [INFO] [stderr] Compiling tracing-test-macro v0.2.5 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling minicore v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: useless assignment of variable of type `usize` to itself [INFO] [stdout] --> src/ubytes/mod.rs:436:9 [INFO] [stdout] | [INFO] [stdout] 436 | until_pos = until_pos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mem/primitives.rs:110:22 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn opt_slice(&self, range: Option) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^ the same lifetime is hidden 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] 110 | pub fn opt_slice(&self, range: Option) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mem/memory.rs:312:21 [INFO] [stdout] | [INFO] [stdout] 312 | pub fn drain(&mut self, range: R) -> Drain [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 312 | pub fn drain(&mut self, range: R) -> Drain<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling matchers v0.2.0 [INFO] [stderr] Compiling tracing-subscriber v0.3.20 [INFO] [stderr] Compiling tracing-test v0.2.5 [INFO] [stdout] warning: useless assignment of variable of type `usize` to itself [INFO] [stdout] --> src/ubytes/mod.rs:436:9 [INFO] [stdout] | [INFO] [stdout] 436 | until_pos = until_pos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mem/memory.rs:312:21 [INFO] [stdout] | [INFO] [stdout] 312 | pub fn drain(&mut self, range: R) -> Drain [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] 312 | pub fn drain(&mut self, range: R) -> Drain<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mem/primitives.rs:110:22 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn opt_slice(&self, range: Option) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn opt_slice(&self, range: Option) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.85s [INFO] running `Command { std: "docker" "inspect" "a59dd9c2b4aed73cd892966ab3657f9046c916fe91f7a05240f6da1dbe184330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a59dd9c2b4aed73cd892966ab3657f9046c916fe91f7a05240f6da1dbe184330", kill_on_drop: false }` [INFO] [stdout] a59dd9c2b4aed73cd892966ab3657f9046c916fe91f7a05240f6da1dbe184330