[INFO] fetching crate microchassis 0.0.6... [INFO] testing microchassis-0.0.6 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate microchassis 0.0.6 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate microchassis 0.0.6 [INFO] finished tweaking crates.io crate microchassis 0.0.6 [INFO] tweaked toml for crates.io crate microchassis 0.0.6 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate microchassis 0.0.6 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate microchassis 0.0.6 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--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] Downloading crates ... [INFO] [stderr] Downloaded tracing-core v0.1.32 [INFO] [stderr] Downloaded tikv-jemallocator v0.6.0 [INFO] [stderr] Downloaded local-waker v0.1.4 [INFO] [stderr] Downloaded actix-codec v0.5.2 [INFO] [stderr] Downloaded actix-rt v2.10.0 [INFO] [stderr] Downloaded httparse v1.9.4 [INFO] [stderr] Downloaded lock_api v0.4.12 [INFO] [stderr] Downloaded socket2 v0.5.7 [INFO] [stderr] Downloaded indexmap v2.5.0 [INFO] [stderr] Downloaded mio v1.0.2 [INFO] [stderr] Downloaded tokio-util v0.7.12 [INFO] [stderr] Downloaded hashbrown v0.14.5 [INFO] [stderr] Downloaded actix-http v3.9.0 [INFO] [stderr] Downloaded brotli-decompressor v4.0.1 [INFO] [stderr] Downloaded h2 v0.3.26 [INFO] [stderr] Downloaded actix-web v4.9.0 [INFO] [stderr] Downloaded regex v1.10.6 [INFO] [stderr] Downloaded syn v2.0.77 [INFO] [stderr] Downloaded gimli v0.31.0 [INFO] [stderr] Downloaded serde_json v1.0.128 [INFO] [stderr] Downloaded regex-lite v0.1.6 [INFO] [stderr] Downloaded backtrace v0.3.74 [INFO] [stderr] Downloaded object v0.36.4 [INFO] [stderr] Downloaded serde_derive v1.0.210 [INFO] [stderr] Downloaded serde v1.0.210 [INFO] [stderr] Downloaded cc v1.1.21 [INFO] [stderr] Downloaded parking_lot v0.12.3 [INFO] [stderr] Downloaded ahash v0.8.11 [INFO] [stderr] Downloaded derive_more v0.99.18 [INFO] [stderr] Downloaded language-tags v0.3.2 [INFO] [stderr] Downloaded unicode-bidi v0.3.15 [INFO] [stderr] Downloaded addr2line v0.24.1 [INFO] [stderr] Downloaded bytes v1.7.2 [INFO] [stderr] Downloaded tempfile v3.12.0 [INFO] [stderr] Downloaded actix-server v2.5.0 [INFO] [stderr] Downloaded actix-router v0.5.3 [INFO] [stderr] Downloaded cookie v0.16.2 [INFO] [stderr] Downloaded smallvec v1.13.2 [INFO] [stderr] Downloaded rustc-demangle v0.1.24 [INFO] [stderr] Downloaded autocfg v1.4.0 [INFO] [stderr] Downloaded redox_syscall v0.5.6 [INFO] [stderr] Downloaded libc v0.2.159 [INFO] [stderr] Downloaded parking_lot_core v0.9.10 [INFO] [stderr] Downloaded signal-hook-registry v1.4.2 [INFO] [stderr] Downloaded actix-service v2.0.2 [INFO] [stderr] Downloaded actix-web-codegen v4.3.0 [INFO] [stderr] Downloaded time-macros v0.2.18 [INFO] [stderr] Downloaded thiserror v1.0.64 [INFO] [stderr] Downloaded tokio v1.40.0 [INFO] [stderr] Downloaded tikv-jemalloc-sys v0.6.0+5.3.0-1-ge13ca993e8ccb9ba9847cc330696e02839f328f7 [INFO] [stderr] Downloaded tikv-jemalloc-ctl v0.6.0 [INFO] [stderr] Downloaded tracing-attributes v0.1.27 [INFO] [stderr] Downloaded tracing v0.1.40 [INFO] [stderr] Downloaded local-channel v0.1.5 [INFO] [stderr] Downloaded actix-macros v0.2.4 [INFO] [stderr] Downloaded actix-utils v3.0.1 [INFO] [stderr] Downloaded impl-more v0.1.6 [INFO] [stderr] Downloaded bytestring v1.3.1 [INFO] [stderr] Downloaded mime v0.3.17 [INFO] [stderr] Downloaded thiserror-impl v1.0.64 [INFO] [stderr] Downloaded brotli v6.0.0 [INFO] [stderr] Downloaded encoding_rs v0.8.34 [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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4697aab842eb106697182eb7a83d6f348ad76423b1ed3f1dfbbb14ecb992af6 [INFO] running `Command { std: "docker" "start" "-a" "b4697aab842eb106697182eb7a83d6f348ad76423b1ed3f1dfbbb14ecb992af6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4697aab842eb106697182eb7a83d6f348ad76423b1ed3f1dfbbb14ecb992af6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4697aab842eb106697182eb7a83d6f348ad76423b1ed3f1dfbbb14ecb992af6", kill_on_drop: false }` [INFO] [stdout] b4697aab842eb106697182eb7a83d6f348ad76423b1ed3f1dfbbb14ecb992af6 [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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01dc2bea763c5f6f78570b95c1e6eb1ebb3eff902464cb1ad30c1cd3dd230026 [INFO] running `Command { std: "docker" "start" "-a" "01dc2bea763c5f6f78570b95c1e6eb1ebb3eff902464cb1ad30c1cd3dd230026", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Compiling gimli v0.31.0 [INFO] [stderr] Compiling cc v1.1.21 [INFO] [stderr] Compiling miniz_oxide v0.8.0 [INFO] [stderr] Compiling tracing-core v0.1.32 [INFO] [stderr] Compiling object v0.36.4 [INFO] [stderr] Compiling bytes v1.7.2 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling http v1.1.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling tikv-jemalloc-sys v0.6.0+5.3.0-1-ge13ca993e8ccb9ba9847cc330696e02839f328f7 [INFO] [stderr] Compiling addr2line v0.24.1 [INFO] [stderr] Compiling tempfile v3.12.0 [INFO] [stderr] Compiling backtrace v0.3.74 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Compiling tracing v0.1.40 [INFO] [stderr] Compiling tikv-jemallocator v0.6.0 [INFO] [stderr] Compiling tikv-jemalloc-ctl v0.6.0 [INFO] [stderr] Compiling microchassis v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec` is dropped at end of statement [INFO] [stdout] --> src/profiling/mallctl.rs:163:68 [INFO] [stdout] | [INFO] [stdout] 163 | Some(s) => ffi::CString::new(s)?.into_bytes_with_nul().as_ptr(), [INFO] [stdout] | ------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `Vec` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `Vec` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `Command { std: "docker" "inspect" "01dc2bea763c5f6f78570b95c1e6eb1ebb3eff902464cb1ad30c1cd3dd230026", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01dc2bea763c5f6f78570b95c1e6eb1ebb3eff902464cb1ad30c1cd3dd230026", kill_on_drop: false }` [INFO] [stdout] 01dc2bea763c5f6f78570b95c1e6eb1ebb3eff902464cb1ad30c1cd3dd230026 [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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 176e222fd365e56198d0c554488a79af531327c82fc324cccf94b3529bb7d375 [INFO] running `Command { std: "docker" "start" "-a" "176e222fd365e56198d0c554488a79af531327c82fc324cccf94b3529bb7d375", kill_on_drop: false }` [INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec` is dropped at end of statement [INFO] [stdout] --> src/profiling/mallctl.rs:163:68 [INFO] [stdout] | [INFO] [stdout] 163 | Some(s) => ffi::CString::new(s)?.into_bytes_with_nul().as_ptr(), [INFO] [stdout] | ------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `Vec` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `Vec` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling microchassis v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec` is dropped at end of statement [INFO] [stdout] --> src/profiling/mallctl.rs:163:68 [INFO] [stdout] | [INFO] [stdout] 163 | Some(s) => ffi::CString::new(s)?.into_bytes_with_nul().as_ptr(), [INFO] [stdout] | ------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `Vec` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `Vec` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "176e222fd365e56198d0c554488a79af531327c82fc324cccf94b3529bb7d375", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "176e222fd365e56198d0c554488a79af531327c82fc324cccf94b3529bb7d375", kill_on_drop: false }` [INFO] [stdout] 176e222fd365e56198d0c554488a79af531327c82fc324cccf94b3529bb7d375 [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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7345b22563348a209ab41ba49eb986ea3fb1fe7899bb80c8ff910e88bfe23e24 [INFO] running `Command { std: "docker" "start" "-a" "7345b22563348a209ab41ba49eb986ea3fb1fe7899bb80c8ff910e88bfe23e24", kill_on_drop: false }` [INFO] [stderr] warning: this creates a dangling pointer because temporary `Vec` is dropped at end of statement [INFO] [stderr] --> src/profiling/mallctl.rs:163:68 [INFO] [stderr] | [INFO] [stderr] 163 | Some(s) => ffi::CString::new(s)?.into_bytes_with_nul().as_ptr(), [INFO] [stderr] | ------------------------------------------- ^^^^^^ pointer created here [INFO] [stderr] | | [INFO] [stderr] | this `Vec` is dropped at end of statement [INFO] [stderr] | [INFO] [stderr] = help: bind the `Vec` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stderr] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stderr] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `microchassis` (lib) generated 1 warning [INFO] [stderr] warning: `microchassis` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/microchassis-16e0a638275345e4) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test profiling::mallctl::tests::test_prof_active ... ignored [INFO] [stdout] test profiling::mallctl::tests::test_prof_reset ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests microchassis [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] running `Command { std: "docker" "inspect" "7345b22563348a209ab41ba49eb986ea3fb1fe7899bb80c8ff910e88bfe23e24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7345b22563348a209ab41ba49eb986ea3fb1fe7899bb80c8ff910e88bfe23e24", kill_on_drop: false }` [INFO] [stdout] 7345b22563348a209ab41ba49eb986ea3fb1fe7899bb80c8ff910e88bfe23e24