[INFO] fetching crate cowstr 1.3.0... [INFO] checking cowstr-1.3.0 against try#65132f36b923285d5da381c2fbafee6ce899e841 for pr-132712-1 [INFO] extracting crate cowstr 1.3.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate cowstr 1.3.0 on toolchain 65132f36b923285d5da381c2fbafee6ce899e841 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cowstr 1.3.0 [INFO] finished tweaking crates.io crate cowstr 1.3.0 [INFO] tweaked toml for crates.io crate cowstr 1.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "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 12 packages to latest compatible versions [INFO] [stderr] Adding code-product v0.3.0 (available: v0.4.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1eb6077c4fc3b150b8b5e23c25a1d6830bbd8ea3fa2ab83a794de440e1c540c4 [INFO] running `Command { std: "docker" "start" "-a" "1eb6077c4fc3b150b8b5e23c25a1d6830bbd8ea3fa2ab83a794de440e1c540c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1eb6077c4fc3b150b8b5e23c25a1d6830bbd8ea3fa2ab83a794de440e1c540c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1eb6077c4fc3b150b8b5e23c25a1d6830bbd8ea3fa2ab83a794de440e1c540c4", kill_on_drop: false }` [INFO] [stdout] 1eb6077c4fc3b150b8b5e23c25a1d6830bbd8ea3fa2ab83a794de440e1c540c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1369d08e89cb8dcc48ac7addeac6505003796586c7bc69abace0d7d7ea280c38 [INFO] running `Command { std: "docker" "start" "-a" "1369d08e89cb8dcc48ac7addeac6505003796586c7bc69abace0d7d7ea280c38", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Migrating Cargo.toml from 2021 edition to 2024 [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Checking unicode-ident v1.0.14 [INFO] [stderr] Checking constptr v0.2.0 [INFO] [stderr] Compiling mutants v0.0.3 [INFO] [stderr] Compiling code-product-lib v0.3.0 [INFO] [stderr] Compiling code-product-macro v0.3.0 [INFO] [stderr] Checking code-product v0.3.0 [INFO] [stderr] Checking cowstr v1.3.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2021 edition to 2024 [INFO] [stderr] Fixed src/pushguard.rs (2 fixes) [INFO] [stderr] Fixed src/rcstring.rs (18 fixes) [INFO] [stderr] Fixed src/substr.rs (3 fixes) [INFO] [stderr] Fixed src/cowstr.rs (6 fixes) [INFO] [stderr] Migrating tests/cowstr.rs from 2021 edition to 2024 [INFO] [stderr] Migrating tests/cowstr_threads.rs from 2021 edition to 2024 [INFO] [stderr] Migrating tests/substr_threads.rs from 2021 edition to 2024 [INFO] [stderr] Migrating tests/substr.rs from 2021 edition to 2024 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.82s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking cowstr v1.3.0 (/tmp/fixit) [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/substr.rs:536:40 [INFO] [stdout] | [INFO] [stdout] 536 | .field("substr", unsafe { &self.substr.as_ref() }) [INFO] [stdout] | -^^^^^^^^^^^^^^^^^^^- [INFO] [stdout] | || | [INFO] [stdout] | || temporary value is freed at the end of this statement [INFO] [stdout] | |creates a temporary value which is freed while still in use [INFO] [stdout] | borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: consider using a `let` binding to create a longer lived value [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0716`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cowstr` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/substr.rs:536:40 [INFO] [stdout] | [INFO] [stdout] 536 | .field("substr", unsafe { &self.substr.as_ref() }) [INFO] [stdout] | -^^^^^^^^^^^^^^^^^^^- [INFO] [stdout] | || | [INFO] [stdout] | || temporary value is freed at the end of this statement [INFO] [stdout] | |creates a temporary value which is freed while still in use [INFO] [stdout] | borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: consider using a `let` binding to create a longer lived value [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0716`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cowstr` (lib test) due to 1 previous error [INFO] [stderr] error: failed to check after updating to 2024 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "1369d08e89cb8dcc48ac7addeac6505003796586c7bc69abace0d7d7ea280c38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1369d08e89cb8dcc48ac7addeac6505003796586c7bc69abace0d7d7ea280c38", kill_on_drop: false }` [INFO] [stdout] 1369d08e89cb8dcc48ac7addeac6505003796586c7bc69abace0d7d7ea280c38