[INFO] fetching crate reverse 0.2.2... [INFO] testing reverse-0.2.2 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [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 caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e0f72a01f809be36cfd4b6c878cfe447db1ceff90fc85052bd5811fe968f7b7 [INFO] running `Command { std: "docker" "start" "-a" "0e0f72a01f809be36cfd4b6c878cfe447db1ceff90fc85052bd5811fe968f7b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e0f72a01f809be36cfd4b6c878cfe447db1ceff90fc85052bd5811fe968f7b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e0f72a01f809be36cfd4b6c878cfe447db1ceff90fc85052bd5811fe968f7b7", kill_on_drop: false }` [INFO] [stdout] 0e0f72a01f809be36cfd4b6c878cfe447db1ceff90fc85052bd5811fe968f7b7 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70e343aa185622316da274b2ff73393941e7374b129f55ece0b0557af2fd1c0d [INFO] running `Command { std: "docker" "start" "-a" "70e343aa185622316da274b2ff73393941e7374b129f55ece0b0557af2fd1c0d", 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" "70e343aa185622316da274b2ff73393941e7374b129f55ece0b0557af2fd1c0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70e343aa185622316da274b2ff73393941e7374b129f55ece0b0557af2fd1c0d", kill_on_drop: false }` [INFO] [stdout] 70e343aa185622316da274b2ff73393941e7374b129f55ece0b0557af2fd1c0d [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23b5a02739a6c9e53dd0184646f590bb8561b546327e233f4a2d0daf7806643d [INFO] running `Command { std: "docker" "start" "-a" "23b5a02739a6c9e53dd0184646f590bb8561b546327e233f4a2d0daf7806643d", 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 0.82s [INFO] running `Command { std: "docker" "inspect" "23b5a02739a6c9e53dd0184646f590bb8561b546327e233f4a2d0daf7806643d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23b5a02739a6c9e53dd0184646f590bb8561b546327e233f4a2d0daf7806643d", kill_on_drop: false }` [INFO] [stdout] 23b5a02739a6c9e53dd0184646f590bb8561b546327e233f4a2d0daf7806643d [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bdf926f4aa9ba1f8831930f3c63d8b9bd72ea93a3698f0b7bd8ca0d671eecd8a [INFO] running `Command { std: "docker" "start" "-a" "bdf926f4aa9ba1f8831930f3c63d8b9bd72ea93a3698f0b7bd8ca0d671eecd8a", 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_ad4 ... ok [INFO] [stdout] test test::test_ad2 ... ok [INFO] [stdout] test test::test_ad7 ... ok [INFO] [stdout] test test::test_ad5 ... ok [INFO] [stdout] test test::test_ad6 ... ok [INFO] [stderr] Doc-tests reverse [INFO] [stdout] test test::test_rosenbrock ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [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 0.37s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bdf926f4aa9ba1f8831930f3c63d8b9bd72ea93a3698f0b7bd8ca0d671eecd8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdf926f4aa9ba1f8831930f3c63d8b9bd72ea93a3698f0b7bd8ca0d671eecd8a", kill_on_drop: false }` [INFO] [stdout] bdf926f4aa9ba1f8831930f3c63d8b9bd72ea93a3698f0b7bd8ca0d671eecd8a