[INFO] fetching crate thread-tree 0.3.3... [INFO] testing thread-tree-0.3.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate thread-tree 0.3.3 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate thread-tree 0.3.3 [INFO] finished tweaking crates.io crate thread-tree 0.3.3 [INFO] tweaked toml for crates.io crate thread-tree 0.3.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate thread-tree 0.3.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 3 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38dec164a66c51a6f4a8c02099cda7df7269b344683b43094dd2880432a6e467 [INFO] running `Command { std: "docker" "start" "-a" "38dec164a66c51a6f4a8c02099cda7df7269b344683b43094dd2880432a6e467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38dec164a66c51a6f4a8c02099cda7df7269b344683b43094dd2880432a6e467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38dec164a66c51a6f4a8c02099cda7df7269b344683b43094dd2880432a6e467", kill_on_drop: false }` [INFO] [stdout] 38dec164a66c51a6f4a8c02099cda7df7269b344683b43094dd2880432a6e467 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05752fb084beb3c5c951457972ff7970b535e7eff65fbf39236b635f47a5501c [INFO] running `Command { std: "docker" "start" "-a" "05752fb084beb3c5c951457972ff7970b535e7eff65fbf39236b635f47a5501c", kill_on_drop: false }` [INFO] [stderr] Compiling thread-tree v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/job.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 88 | #[derive(Copy, Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 91 | execute_fn: unsafe fn(*const ()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "05752fb084beb3c5c951457972ff7970b535e7eff65fbf39236b635f47a5501c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05752fb084beb3c5c951457972ff7970b535e7eff65fbf39236b635f47a5501c", kill_on_drop: false }` [INFO] [stdout] 05752fb084beb3c5c951457972ff7970b535e7eff65fbf39236b635f47a5501c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8061ada6d10d91fe5336888b0c366340f8d972fa65881cb7b3dff5ac857317dc [INFO] running `Command { std: "docker" "start" "-a" "8061ada6d10d91fe5336888b0c366340f8d972fa65881cb7b3dff5ac857317dc", kill_on_drop: false }` [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/job.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 88 | #[derive(Copy, Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 91 | execute_fn: unsafe fn(*const ()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling thread-tree v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/job.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 88 | #[derive(Copy, Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 91 | execute_fn: unsafe fn(*const ()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "8061ada6d10d91fe5336888b0c366340f8d972fa65881cb7b3dff5ac857317dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8061ada6d10d91fe5336888b0c366340f8d972fa65881cb7b3dff5ac857317dc", kill_on_drop: false }` [INFO] [stdout] 8061ada6d10d91fe5336888b0c366340f8d972fa65881cb7b3dff5ac857317dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 462674d95a27fce32c3b10f6c52d1654df6a9af3a0eeaa344377c9bd3a95fb51 [INFO] running `Command { std: "docker" "start" "-a" "462674d95a27fce32c3b10f6c52d1654df6a9af3a0eeaa344377c9bd3a95fb51", kill_on_drop: false }` [INFO] [stderr] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stderr] --> src/job.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 88 | #[derive(Copy, Clone, Debug, PartialEq, Eq)] [INFO] [stderr] | --------- in this derive macro expansion [INFO] [stderr] ... [INFO] [stderr] 91 | execute_fn: unsafe fn(*const ()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the address of the same function can vary between different codegen units [INFO] [stderr] = note: furthermore, different functions could have the same address after being merged together [INFO] [stderr] = note: for more information visit [INFO] [stderr] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `thread-tree` (lib) generated 1 warning [INFO] [stderr] warning: `thread-tree` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thread_tree-a020bf7c8aa21900) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test thread_tree_tests::new_level_1 ... ok [INFO] [stdout] test thread_tree_tests::build_level_2 ... ok [INFO] [stdout] test thread_tree_tests::stub ... ok [INFO] [stdout] test thread_tree_tests::panic_a - should panic ... ok [INFO] [stdout] test thread_tree_tests::panic_b - should panic ... ok [INFO] [stdout] test thread_tree_tests::panic_both_bottom - should panic ... ok [INFO] [stdout] test thread_tree_tests::panic_both_in_threads - should panic ... ok [INFO] [stdout] test thread_tree_tests::deep_tree ... ok [INFO] [stdout] test thread_tree_tests::on_panic_a_wait_for_b ... ok [INFO] [stdout] test thread_tree_tests::overload_2_2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s [INFO] [stdout] [INFO] [stderr] Doc-tests thread_tree [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - ThreadTree::top (line 107) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "462674d95a27fce32c3b10f6c52d1654df6a9af3a0eeaa344377c9bd3a95fb51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "462674d95a27fce32c3b10f6c52d1654df6a9af3a0eeaa344377c9bd3a95fb51", kill_on_drop: false }` [INFO] [stdout] 462674d95a27fce32c3b10f6c52d1654df6a9af3a0eeaa344377c9bd3a95fb51