[INFO] fetching crate reverse 0.2.2... [INFO] testing reverse-0.2.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate reverse 0.2.2 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate reverse 0.2.2 [INFO] finished tweaking crates.io crate reverse 0.2.2 [INFO] tweaked toml for crates.io crate reverse 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate reverse 0.2.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate reverse 0.2.2 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded approx_eq v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 548ae4b55c65c7eb992d0a493e3dc306ac4c29cb00166ab4f74161583407de91 [INFO] running `Command { std: "docker" "start" "-a" "548ae4b55c65c7eb992d0a493e3dc306ac4c29cb00166ab4f74161583407de91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "548ae4b55c65c7eb992d0a493e3dc306ac4c29cb00166ab4f74161583407de91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "548ae4b55c65c7eb992d0a493e3dc306ac4c29cb00166ab4f74161583407de91", kill_on_drop: false }` [INFO] [stdout] 548ae4b55c65c7eb992d0a493e3dc306ac4c29cb00166ab4f74161583407de91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec42e37beb7bf92b183b8cc42a64e2550a5e753bc0080aabdd39c26f9fcc8902 [INFO] running `Command { std: "docker" "start" "-a" "ec42e37beb7bf92b183b8cc42a64e2550a5e753bc0080aabdd39c26f9fcc8902", kill_on_drop: false }` [INFO] [stderr] Compiling reverse v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:98:20 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn add_var(&self, val: f64) -> Var { [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] 98 | pub fn add_var(&self, val: f64) -> Var<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "ec42e37beb7bf92b183b8cc42a64e2550a5e753bc0080aabdd39c26f9fcc8902", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec42e37beb7bf92b183b8cc42a64e2550a5e753bc0080aabdd39c26f9fcc8902", kill_on_drop: false }` [INFO] [stdout] ec42e37beb7bf92b183b8cc42a64e2550a5e753bc0080aabdd39c26f9fcc8902 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c98ccbd9bc07426b19705efd12f0a1db2b9f8c0942a695e31400247b6671eaa8 [INFO] running `Command { std: "docker" "start" "-a" "c98ccbd9bc07426b19705efd12f0a1db2b9f8c0942a695e31400247b6671eaa8", kill_on_drop: false }` [INFO] [stderr] Compiling approx_eq v0.1.8 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:98:20 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn add_var(&self, val: f64) -> Var { [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] 98 | pub fn add_var(&self, val: f64) -> Var<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling reverse v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:98:20 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn add_var(&self, val: f64) -> Var { [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] 98 | pub fn add_var(&self, val: f64) -> Var<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "c98ccbd9bc07426b19705efd12f0a1db2b9f8c0942a695e31400247b6671eaa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c98ccbd9bc07426b19705efd12f0a1db2b9f8c0942a695e31400247b6671eaa8", kill_on_drop: false }` [INFO] [stdout] c98ccbd9bc07426b19705efd12f0a1db2b9f8c0942a695e31400247b6671eaa8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9a600e16b296360f20a640b3bc9d33073476363a6dd6bc046d322cc279abb352 [INFO] running `Command { std: "docker" "start" "-a" "9a600e16b296360f20a640b3bc9d33073476363a6dd6bc046d322cc279abb352", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:98:20 [INFO] [stderr] | [INFO] [stderr] 98 | pub fn add_var(&self, val: f64) -> Var { [INFO] [stderr] | ^^^^^ ^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 98 | pub fn add_var(&self, val: f64) -> Var<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `reverse` (lib) generated 1 warning (run `cargo fix --lib -p reverse` to apply 1 suggestion) [INFO] [stderr] warning: `reverse` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reverse-d2995e2fc64cfc0d) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test test::test_ad0 ... ok [INFO] [stdout] test test::test_ad1 ... ok [INFO] [stdout] test test::test_ad3 ... ok [INFO] [stdout] test test::test_ad2 ... ok [INFO] [stdout] test test::test_ad5 ... ok [INFO] [stdout] test test::test_rosenbrock ... ok [INFO] [stdout] test test::test_ad7 ... ok [INFO] [stdout] test test::test_ad4 ... ok [INFO] [stdout] test test::test_ad6 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests reverse [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 22) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9a600e16b296360f20a640b3bc9d33073476363a6dd6bc046d322cc279abb352", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a600e16b296360f20a640b3bc9d33073476363a6dd6bc046d322cc279abb352", kill_on_drop: false }` [INFO] [stdout] 9a600e16b296360f20a640b3bc9d33073476363a6dd6bc046d322cc279abb352