[INFO] fetching crate vegas-rs 0.1.0...
[INFO] testing vegas-rs-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate vegas-rs 0.1.0 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate vegas-rs 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vegas-rs 0.1.0
[INFO] finished tweaking crates.io crate vegas-rs 0.1.0
[INFO] tweaked toml for crates.io crate vegas-rs 0.1.0 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d8c9841b205d1c24894e3858629a19d50a63f6f6355669990201b88e456c559
[INFO] running `Command { std: "docker" "start" "-a" "9d8c9841b205d1c24894e3858629a19d50a63f6f6355669990201b88e456c559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d8c9841b205d1c24894e3858629a19d50a63f6f6355669990201b88e456c559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8c9841b205d1c24894e3858629a19d50a63f6f6355669990201b88e456c559", kill_on_drop: false }`
[INFO] [stdout] 9d8c9841b205d1c24894e3858629a19d50a63f6f6355669990201b88e456c559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be2682465bf6d2a05963ef7a0f3ff35114d33a71a2d7301960f439e30f08a1c8
[INFO] running `Command { std: "docker" "start" "-a" "be2682465bf6d2a05963ef7a0f3ff35114d33a71a2d7301960f439e30f08a1c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling vegas-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `state::StateConstructors`
[INFO] [stdout]  --> src/vegas/integrator.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use state::StateConstructors;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Locator`
[INFO] [stdout]    --> src/vegas/lattice.rs:367:8
[INFO] [stdout]     |
[INFO] [stdout] 367 | struct Locator {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `locate`
[INFO] [stdout]    --> src/vegas/lattice.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 |     fn locate(&self, site: &Site) -> Option<(f64, f64, f64)> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `for_cubic`
[INFO] [stdout]    --> src/vegas/lattice.rs:396:12
[INFO] [stdout]     |
[INFO] [stdout] 396 |     pub fn for_cubic(a: f64) -> Locator {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `Command { std: "docker" "inspect" "be2682465bf6d2a05963ef7a0f3ff35114d33a71a2d7301960f439e30f08a1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2682465bf6d2a05963ef7a0f3ff35114d33a71a2d7301960f439e30f08a1c8", kill_on_drop: false }`
[INFO] [stdout] be2682465bf6d2a05963ef7a0f3ff35114d33a71a2d7301960f439e30f08a1c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 092341a4c3da55d1f24549c3495a027bc63bf7dc1fbf359b2f63e858bd5cbb77
[INFO] running `Command { std: "docker" "start" "-a" "092341a4c3da55d1f24549c3495a027bc63bf7dc1fbf359b2f63e858bd5cbb77", kill_on_drop: false }`
[INFO] [stderr]    Compiling vegas-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `state::StateConstructors`
[INFO] [stdout]  --> src/vegas/integrator.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use state::StateConstructors;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Locator`
[INFO] [stdout]    --> src/vegas/lattice.rs:367:8
[INFO] [stdout]     |
[INFO] [stdout] 367 | struct Locator {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `locate`
[INFO] [stdout]    --> src/vegas/lattice.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 |     fn locate(&self, site: &Site) -> Option<(f64, f64, f64)> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `for_cubic`
[INFO] [stdout]    --> src/vegas/lattice.rs:396:12
[INFO] [stdout]     |
[INFO] [stdout] 396 |     pub fn for_cubic(a: f64) -> Locator {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `state::StateConstructors`
[INFO] [stdout]  --> src/vegas/integrator.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use state::StateConstructors;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Locator`
[INFO] [stdout]    --> src/vegas/lattice.rs:367:8
[INFO] [stdout]     |
[INFO] [stdout] 367 | struct Locator {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `locate`
[INFO] [stdout]    --> src/vegas/lattice.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 |     fn locate(&self, site: &Site) -> Option<(f64, f64, f64)> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `for_cubic`
[INFO] [stdout]    --> src/vegas/lattice.rs:396:12
[INFO] [stdout]     |
[INFO] [stdout] 396 |     pub fn for_cubic(a: f64) -> Locator {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "092341a4c3da55d1f24549c3495a027bc63bf7dc1fbf359b2f63e858bd5cbb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092341a4c3da55d1f24549c3495a027bc63bf7dc1fbf359b2f63e858bd5cbb77", kill_on_drop: false }`
[INFO] [stdout] 092341a4c3da55d1f24549c3495a027bc63bf7dc1fbf359b2f63e858bd5cbb77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad44a33c48c6330424ff4fea7acece6b383b80eee7f413e9bfdb036b4bb81b85
[INFO] running `Command { std: "docker" "start" "-a" "ad44a33c48c6330424ff4fea7acece6b383b80eee7f413e9bfdb036b4bb81b85", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `state::StateConstructors`
[INFO] [stderr]  --> src/vegas/integrator.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use state::StateConstructors;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Locator`
[INFO] [stderr]    --> src/vegas/lattice.rs:367:8
[INFO] [stderr]     |
[INFO] [stderr] 367 | struct Locator {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `locate`
[INFO] [stderr]    --> src/vegas/lattice.rs:377:8
[INFO] [stderr]     |
[INFO] [stderr] 377 |     fn locate(&self, site: &Site) -> Option<(f64, f64, f64)> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `for_cubic`
[INFO] [stderr]    --> src/vegas/lattice.rs:396:12
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn for_cubic(a: f64) -> Locator {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `vegas-rs` (lib) generated 4 warnings
[INFO] [stderr] warning: `vegas-rs` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vegas-cf97c55d5f248aa7)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lattice::testing_the_inside ... ok
[INFO] [stdout] test util::from_main ... ok
[INFO] [stdout] test util::super_mod_works_as_in_python ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vegas-48b47cab9f02f15b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vegas
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/vegas/util.rs - util::super_mod (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad44a33c48c6330424ff4fea7acece6b383b80eee7f413e9bfdb036b4bb81b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad44a33c48c6330424ff4fea7acece6b383b80eee7f413e9bfdb036b4bb81b85", kill_on_drop: false }`
[INFO] [stdout] ad44a33c48c6330424ff4fea7acece6b383b80eee7f413e9bfdb036b4bb81b85