[INFO] fetching crate reverse 0.2.2... [INFO] testing reverse-0.2.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate reverse 0.2.2 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate reverse 0.2.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b80caa031bd23a0754d8fed56be3814a7dc2198d6ba03f5a069575ce2fdf5710 [INFO] running `Command { std: "docker" "start" "-a" "b80caa031bd23a0754d8fed56be3814a7dc2198d6ba03f5a069575ce2fdf5710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b80caa031bd23a0754d8fed56be3814a7dc2198d6ba03f5a069575ce2fdf5710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b80caa031bd23a0754d8fed56be3814a7dc2198d6ba03f5a069575ce2fdf5710", kill_on_drop: false }` [INFO] [stdout] b80caa031bd23a0754d8fed56be3814a7dc2198d6ba03f5a069575ce2fdf5710 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1e1b1d0cfd88e49e3bebce62318b7ce3095164cb717f88215222f5e66ba48e3e [INFO] running `Command { std: "docker" "start" "-a" "1e1b1d0cfd88e49e3bebce62318b7ce3095164cb717f88215222f5e66ba48e3e", kill_on_drop: false }` [INFO] [stderr] Compiling reverse v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:98:20 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn add_var(&self, val: f64) -> Var { [INFO] [stdout] | ^^^^^ --- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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 0.19s [INFO] running `Command { std: "docker" "inspect" "1e1b1d0cfd88e49e3bebce62318b7ce3095164cb717f88215222f5e66ba48e3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e1b1d0cfd88e49e3bebce62318b7ce3095164cb717f88215222f5e66ba48e3e", kill_on_drop: false }` [INFO] [stdout] 1e1b1d0cfd88e49e3bebce62318b7ce3095164cb717f88215222f5e66ba48e3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] e100d90209e731b99542b1d93fa16ba5d8f310cbbd4fef7225324a404f5a881b [INFO] running `Command { std: "docker" "start" "-a" "e100d90209e731b99542b1d93fa16ba5d8f310cbbd4fef7225324a404f5a881b", kill_on_drop: false }` [INFO] [stderr] Compiling approx_eq v0.1.8 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:98:20 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn add_var(&self, val: f64) -> Var { [INFO] [stdout] | ^^^^^ --- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:98:20 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn add_var(&self, val: f64) -> Var { [INFO] [stdout] | ^^^^^ --- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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 0.44s [INFO] running `Command { std: "docker" "inspect" "e100d90209e731b99542b1d93fa16ba5d8f310cbbd4fef7225324a404f5a881b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e100d90209e731b99542b1d93fa16ba5d8f310cbbd4fef7225324a404f5a881b", kill_on_drop: false }` [INFO] [stdout] e100d90209e731b99542b1d93fa16ba5d8f310cbbd4fef7225324a404f5a881b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 91c0afcf041c165784e0633d06f38faf6ac65c5c6ec0537960333e1dd6e4285c [INFO] running `Command { std: "docker" "start" "-a" "91c0afcf041c165784e0633d06f38faf6ac65c5c6ec0537960333e1dd6e4285c", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/lib.rs:98:20 [INFO] [stderr] | [INFO] [stderr] 98 | pub fn add_var(&self, val: f64) -> Var { [INFO] [stderr] | ^^^^^ --- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/reverse-9952fcfe1a3389ea) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test test::test_ad2 ... ok [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_ad5 ... ok [INFO] [stdout] test test::test_ad6 ... ok [INFO] [stdout] test test::test_ad7 ... ok [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 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "91c0afcf041c165784e0633d06f38faf6ac65c5c6ec0537960333e1dd6e4285c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91c0afcf041c165784e0633d06f38faf6ac65c5c6ec0537960333e1dd6e4285c", kill_on_drop: false }` [INFO] [stdout] 91c0afcf041c165784e0633d06f38faf6ac65c5c6ec0537960333e1dd6e4285c