[INFO] fetching crate vegas-rs 0.1.0...
[INFO] testing vegas-rs-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate vegas-rs 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate vegas-rs 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3940a015d3d001e072719c28ca6952785e2ca11abe63c6c3ebbb7b43932bbba
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c3940a015d3d001e072719c28ca6952785e2ca11abe63c6c3ebbb7b43932bbba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3940a015d3d001e072719c28ca6952785e2ca11abe63c6c3ebbb7b43932bbba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3940a015d3d001e072719c28ca6952785e2ca11abe63c6c3ebbb7b43932bbba", kill_on_drop: false }`
[INFO] [stdout] c3940a015d3d001e072719c28ca6952785e2ca11abe63c6c3ebbb7b43932bbba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d750854a1ae91466aa15e79a9f6d3ee3f12fd443b6ecf1c16fa39f1638c1956e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d750854a1ae91466aa15e79a9f6d3ee3f12fd443b6ecf1c16fa39f1638c1956e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 2.13s
[INFO] running `Command { std: "docker" "inspect" "d750854a1ae91466aa15e79a9f6d3ee3f12fd443b6ecf1c16fa39f1638c1956e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d750854a1ae91466aa15e79a9f6d3ee3f12fd443b6ecf1c16fa39f1638c1956e", kill_on_drop: false }`
[INFO] [stdout] d750854a1ae91466aa15e79a9f6d3ee3f12fd443b6ecf1c16fa39f1638c1956e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0a95f719182fb9041a82a45611146755cef942402451fa559f540ce45c4af8a5
[INFO] running `Command { std: "docker" "start" "-a" "0a95f719182fb9041a82a45611146755cef942402451fa559f540ce45c4af8a5", 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 1.24s
[INFO] running `Command { std: "docker" "inspect" "0a95f719182fb9041a82a45611146755cef942402451fa559f540ce45c4af8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a95f719182fb9041a82a45611146755cef942402451fa559f540ce45c4af8a5", kill_on_drop: false }`
[INFO] [stdout] 0a95f719182fb9041a82a45611146755cef942402451fa559f540ce45c4af8a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bd9c9acbd45a6d28103acc564a05916c107eae10c6d6b44a10a7325264b1214
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4bd9c9acbd45a6d28103acc564a05916c107eae10c6d6b44a10a7325264b1214", 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: 4 warnings emitted
[INFO] [stderr] 
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vegas-1295f4555f8ae988
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lattice::testing_the_inside ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vegas-805d8ad32017590e
[INFO] [stdout] test util::super_mod_works_as_in_python ... ok
[INFO] [stdout] test util::from_main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4bd9c9acbd45a6d28103acc564a05916c107eae10c6d6b44a10a7325264b1214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd9c9acbd45a6d28103acc564a05916c107eae10c6d6b44a10a7325264b1214", kill_on_drop: false }`
[INFO] [stdout] 4bd9c9acbd45a6d28103acc564a05916c107eae10c6d6b44a10a7325264b1214