[INFO] crate alloc-no-stdlib 2.0.1 is already in cache [INFO] testing alloc-no-stdlib-2.0.1 against 1.45.2 for beta-1.46-1 [INFO] extracting crate alloc-no-stdlib 2.0.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate alloc-no-stdlib 2.0.1 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate alloc-no-stdlib 2.0.1 [INFO] finished tweaking crates.io crate alloc-no-stdlib 2.0.1 [INFO] tweaked toml for crates.io crate alloc-no-stdlib 2.0.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 385fca378187501ce5c517c3916b39446c916123c4a4433941e9381dd09137bf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "385fca378187501ce5c517c3916b39446c916123c4a4433941e9381dd09137bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "385fca378187501ce5c517c3916b39446c916123c4a4433941e9381dd09137bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "385fca378187501ce5c517c3916b39446c916123c4a4433941e9381dd09137bf", kill_on_drop: false }` [INFO] [stdout] 385fca378187501ce5c517c3916b39446c916123c4a4433941e9381dd09137bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b28935a51d8be1a8812507ad106e1764acb5d25b080482af1c54ba72db8c82a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0b28935a51d8be1a8812507ad106e1764acb5d25b080482af1c54ba72db8c82a", kill_on_drop: false }` [INFO] [stderr] Compiling alloc-no-stdlib v2.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | / core::mem::replace(&mut self.system_resources.slice_mut()[index], [INFO] [stdout] 67 | | farthest_free_list); [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: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | core::mem::replace(&mut self.system_resources.slice_mut()[index], return_to_sender); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_start], [INFO] [stdout] 86 | | val.mem); [INFO] [stdout] | |________________________________________^ [INFO] [stdout] | [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: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:93:20 [INFO] [stdout] | [INFO] [stdout] 93 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_overflow_count], [INFO] [stdout] 94 | | val.mem); [INFO] [stdout] | |_______________________________________________^ [INFO] [stdout] | [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "0b28935a51d8be1a8812507ad106e1764acb5d25b080482af1c54ba72db8c82a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b28935a51d8be1a8812507ad106e1764acb5d25b080482af1c54ba72db8c82a", kill_on_drop: false }` [INFO] [stdout] 0b28935a51d8be1a8812507ad106e1764acb5d25b080482af1c54ba72db8c82a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e20b939e0dd0acdaab5d24e655316462ec567b4c7534b3637217b514742c3afd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e20b939e0dd0acdaab5d24e655316462ec567b4c7534b3637217b514742c3afd", kill_on_drop: false }` [INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | / core::mem::replace(&mut self.system_resources.slice_mut()[index], [INFO] [stdout] 67 | | farthest_free_list); [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] [stderr] Compiling alloc-no-stdlib v2.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | core::mem::replace(&mut self.system_resources.slice_mut()[index], return_to_sender); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_start], [INFO] [stdout] 86 | | val.mem); [INFO] [stdout] | |________________________________________^ [INFO] [stdout] | [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: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:93:20 [INFO] [stdout] | [INFO] [stdout] 93 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_overflow_count], [INFO] [stdout] 94 | | val.mem); [INFO] [stdout] | |_______________________________________________^ [INFO] [stdout] | [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | / core::mem::replace(&mut self.system_resources.slice_mut()[index], [INFO] [stdout] 67 | | farthest_free_list); [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: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | core::mem::replace(&mut self.system_resources.slice_mut()[index], return_to_sender); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_start], [INFO] [stdout] 86 | | val.mem); [INFO] [stdout] | |________________________________________^ [INFO] [stdout] | [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: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/stack_allocator.rs:93:20 [INFO] [stdout] | [INFO] [stdout] 93 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_overflow_count], [INFO] [stdout] 94 | | val.mem); [INFO] [stdout] | |_______________________________________________^ [INFO] [stdout] | [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 31.19s [INFO] running `Command { std: "docker" "inspect" "e20b939e0dd0acdaab5d24e655316462ec567b4c7534b3637217b514742c3afd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e20b939e0dd0acdaab5d24e655316462ec567b4c7534b3637217b514742c3afd", kill_on_drop: false }` [INFO] [stdout] e20b939e0dd0acdaab5d24e655316462ec567b4c7534b3637217b514742c3afd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0b2532265fe48a0adb3fb756a273171fbd9d79f73da61f6637b7e306ed46f0bf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0b2532265fe48a0adb3fb756a273171fbd9d79f73da61f6637b7e306ed46f0bf", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `core::mem::replace` that must be used [INFO] [stderr] --> src/stack_allocator.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | / core::mem::replace(&mut self.system_resources.slice_mut()[index], [INFO] [stderr] 67 | | farthest_free_list); [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: unused return value of `core::mem::replace` that must be used [INFO] [stderr] --> src/stack_allocator.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 74 | core::mem::replace(&mut self.system_resources.slice_mut()[index], return_to_sender); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::mem::replace` that must be used [INFO] [stderr] --> src/stack_allocator.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | / core::mem::replace(&mut self.system_resources.slice_mut()[index], [INFO] [stderr] 67 | | farthest_free_list); [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: unused return value of `core::mem::replace` that must be used [INFO] [stderr] --> src/stack_allocator.rs:85:13 [INFO] [stderr] | [INFO] [stderr] 85 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_start], [INFO] [stderr] 86 | | val.mem); [INFO] [stderr] | |________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::mem::replace` that must be used [INFO] [stderr] --> src/stack_allocator.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 74 | core::mem::replace(&mut self.system_resources.slice_mut()[index], return_to_sender); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::mem::replace` that must be used [INFO] [stderr] --> src/stack_allocator.rs:93:20 [INFO] [stderr] | [INFO] [stderr] 93 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_overflow_count], [INFO] [stderr] 94 | | val.mem); [INFO] [stderr] | |_______________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::mem::replace` that must be used [INFO] [stderr] --> src/stack_allocator.rs:85:13 [INFO] [stderr] | [INFO] [stderr] 85 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_start], [INFO] [stderr] 86 | | val.mem); [INFO] [stderr] | |________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::mem::replace` that must be used [INFO] [stderr] --> src/stack_allocator.rs:93:20 [INFO] [stderr] | [INFO] [stderr] 93 | / core::mem::replace(&mut self.system_resources.slice_mut()[self.free_list_overflow_count], [INFO] [stderr] 94 | | val.mem); [INFO] [stderr] | |_______________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/alloc_no_stdlib-57af9b3344e63a9b [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/example-1b0c410d7f8ced2e [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lib-9fa0b323fb6e7d92 [INFO] [stdout] test tests::heap_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stderr] Doc-tests alloc-no-stdlib [INFO] [stdout] test malloc_pool_test ... ok [INFO] [stdout] test stack_pool_free_null ... ok [INFO] [stdout] test global_pool_test ... ok [INFO] [stdout] test calloc_pool_test ... ok [INFO] [stdout] test stack_pool_test ... ok [INFO] [stdout] test calloc_leak_pool_test ... ok [INFO] [stdout] test uninitialized_stack_pool_free_null ... ok [INFO] [stdout] test uninitialized_stack_pool_test ... ok [INFO] [stdout] test uninitialized_calloc_pool_test ... ok [INFO] [stdout] test uninitialized_global_pool_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0b2532265fe48a0adb3fb756a273171fbd9d79f73da61f6637b7e306ed46f0bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b2532265fe48a0adb3fb756a273171fbd9d79f73da61f6637b7e306ed46f0bf", kill_on_drop: false }` [INFO] [stdout] 0b2532265fe48a0adb3fb756a273171fbd9d79f73da61f6637b7e306ed46f0bf