[INFO] fetching crate digraphx-rs 0.1.2...
[INFO] testing digraphx-rs-0.1.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate digraphx-rs 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate digraphx-rs 0.1.2
[INFO] finished tweaking crates.io crate digraphx-rs 0.1.2
[INFO] tweaked toml for crates.io crate digraphx-rs 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate digraphx-rs 0.1.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate digraphx-rs 0.1.2 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded petgraph v0.8.2
[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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 796410bb9a5b23020178e985f806a3a34da96f6997396e14f1b565845d54c477
[INFO] running `Command { std: "docker" "start" "-a" "796410bb9a5b23020178e985f806a3a34da96f6997396e14f1b565845d54c477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "796410bb9a5b23020178e985f806a3a34da96f6997396e14f1b565845d54c477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796410bb9a5b23020178e985f806a3a34da96f6997396e14f1b565845d54c477", kill_on_drop: false }`
[INFO] [stdout] 796410bb9a5b23020178e985f806a3a34da96f6997396e14f1b565845d54c477
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08ffc35ecc565748bbc14f6a3b76615e6942b63e5cd00b5c673d443907ad56cd
[INFO] running `Command { std: "docker" "start" "-a" "08ffc35ecc565748bbc14f6a3b76615e6942b63e5cd00b5c673d443907ad56cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling serde v1.0.180
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling serde_derive v1.0.180
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.5
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling petgraph v0.8.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling digraphx-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parametric.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn run(&mut self, dist: &mut [R], ratio: &mut R) -> Vec<EdgeReference<R>> {
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here            ---------------- the same lifetime is hidden 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] 110 |     pub fn run(&mut self, dist: &mut [R], ratio: &mut R) -> Vec<EdgeReference<'_, R>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `Command { std: "docker" "inspect" "08ffc35ecc565748bbc14f6a3b76615e6942b63e5cd00b5c673d443907ad56cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ffc35ecc565748bbc14f6a3b76615e6942b63e5cd00b5c673d443907ad56cd", kill_on_drop: false }`
[INFO] [stdout] 08ffc35ecc565748bbc14f6a3b76615e6942b63e5cd00b5c673d443907ad56cd
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f593f1df612a84220fca7f9f93e310bb7ab1d3d92cc84e238c75e827ec7c072
[INFO] running `Command { std: "docker" "start" "-a" "0f593f1df612a84220fca7f9f93e310bb7ab1d3d92cc84e238c75e827ec7c072", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parametric.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn run(&mut self, dist: &mut [R], ratio: &mut R) -> Vec<EdgeReference<R>> {
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here            ---------------- the same lifetime is hidden 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] 110 |     pub fn run(&mut self, dist: &mut [R], ratio: &mut R) -> Vec<EdgeReference<'_, R>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling digraphx-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parametric.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn run(&mut self, dist: &mut [R], ratio: &mut R) -> Vec<EdgeReference<R>> {
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here            ---------------- the same lifetime is hidden 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] 110 |     pub fn run(&mut self, dist: &mut [R], ratio: &mut R) -> Vec<EdgeReference<'_, R>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "0f593f1df612a84220fca7f9f93e310bb7ab1d3d92cc84e238c75e827ec7c072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f593f1df612a84220fca7f9f93e310bb7ab1d3d92cc84e238c75e827ec7c072", kill_on_drop: false }`
[INFO] [stdout] 0f593f1df612a84220fca7f9f93e310bb7ab1d3d92cc84e238c75e827ec7c072
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd9a01b6b400e63402c3bc0d3a4c26b35a6601004c9811107c1ca9dd3b1d081f
[INFO] running `Command { std: "docker" "start" "-a" "bd9a01b6b400e63402c3bc0d3a4c26b35a6601004c9811107c1ca9dd3b1d081f", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] 
[INFO] [stderr]    --> src/parametric.rs:110:16
[INFO] [stdout] running 3 tests
[INFO] [stderr]     |
[INFO] [stdout] test neg_cycle::tests::test_neg_cycle1 ... ok
[INFO] [stderr] 110 |     pub fn run(&mut self, dist: &mut [R], ratio: &mut R) -> Vec<EdgeReference<R>> {
[INFO] [stdout] test neg_cycle::tests::test_neg_cycle2 ... ok
[INFO] [stderr]     |                ^^^^^^^^^ the lifetime is elided here            ---------------- the same lifetime is hidden here
[INFO] [stdout] test neg_cycle::tests::it_works ... ok
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] 
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] running 0 tests
[INFO] [stderr] 110 |     pub fn run(&mut self, dist: &mut [R], ratio: &mut R) -> Vec<EdgeReference<'_, R>> {
[INFO] [stdout] 
[INFO] [stderr]     |                                                                               +++
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `digraphx-rs` (lib) generated 1 warning
[INFO] [stderr] warning: `digraphx-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/digraphx_rs-ed27ea181d478aac)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/digraphx_rs-3bbb3517b6efa85a)
[INFO] [stderr]    Doc-tests digraphx_rs
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - find_negative_cycle (line 129) ... ok
[INFO] [stdout] test src/neg_cycle.rs - neg_cycle::NegCycleFinder<'a,Value,Domain>::howard (line 155) ... ok
[INFO] [stdout] test src/lib.rs - bellman_ford (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd9a01b6b400e63402c3bc0d3a4c26b35a6601004c9811107c1ca9dd3b1d081f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9a01b6b400e63402c3bc0d3a4c26b35a6601004c9811107c1ca9dd3b1d081f", kill_on_drop: false }`
[INFO] [stdout] bd9a01b6b400e63402c3bc0d3a4c26b35a6601004c9811107c1ca9dd3b1d081f