[INFO] fetching crate impulse 0.1.1...
[INFO] testing impulse-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate impulse 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate impulse 0.1.1 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 impulse 0.1.1
[INFO] finished tweaking crates.io crate impulse 0.1.1
[INFO] tweaked toml for crates.io crate impulse 0.1.1 written to /workspace/builds/worker-0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60647958872c58da91f7814955511db113af4325279c3f735105c24e4b2cf13e
[INFO] running `Command { std: "docker" "start" "-a" "60647958872c58da91f7814955511db113af4325279c3f735105c24e4b2cf13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60647958872c58da91f7814955511db113af4325279c3f735105c24e4b2cf13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60647958872c58da91f7814955511db113af4325279c3f735105c24e4b2cf13e", kill_on_drop: false }`
[INFO] [stdout] 60647958872c58da91f7814955511db113af4325279c3f735105c24e4b2cf13e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e6f0c3729ab22a25b2b707ecf23a0995a827aa7dfb8b08536467a89353aee6e2
[INFO] running `Command { std: "docker" "start" "-a" "e6f0c3729ab22a25b2b707ecf23a0995a827aa7dfb8b08536467a89353aee6e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.69
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.69
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]    Compiling js-sys v0.3.46
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.46
[INFO] [stderr]    Compiling impulse v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Element`, `window`
[INFO] [stdout]  --> src/component.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use web_sys::{window, Element};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/component.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |     children: Vec<Box<Renderable>>,
[INFO] [stdout]   |                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/component.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |         children: Vec<Box<Renderable>>,
[INFO] [stdout]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.67s
[INFO] running `Command { std: "docker" "inspect" "e6f0c3729ab22a25b2b707ecf23a0995a827aa7dfb8b08536467a89353aee6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f0c3729ab22a25b2b707ecf23a0995a827aa7dfb8b08536467a89353aee6e2", kill_on_drop: false }`
[INFO] [stdout] e6f0c3729ab22a25b2b707ecf23a0995a827aa7dfb8b08536467a89353aee6e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 09abfded0aae8d0614d270343efcfd8cf09cc3a0957627e9089e3e435537446b
[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" "09abfded0aae8d0614d270343efcfd8cf09cc3a0957627e9089e3e435537446b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stdout] warning: unused imports: `Element`, `window`
[INFO] [stdout]  --> src/component.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use web_sys::{window, Element};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/component.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |     children: Vec<Box<Renderable>>,
[INFO] [stdout]   |                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/component.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |         children: Vec<Box<Renderable>>,
[INFO] [stdout]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.27
[INFO] [stderr]    Compiling wasm-bindgen-test v0.2.50
[INFO] [stderr]    Compiling impulse v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Element`, `window`
[INFO] [stdout]  --> src/component.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use web_sys::{window, Element};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/component.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |     children: Vec<Box<Renderable>>,
[INFO] [stdout]   |                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/component.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |         children: Vec<Box<Renderable>>,
[INFO] [stdout]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.73s
[INFO] running `Command { std: "docker" "inspect" "09abfded0aae8d0614d270343efcfd8cf09cc3a0957627e9089e3e435537446b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09abfded0aae8d0614d270343efcfd8cf09cc3a0957627e9089e3e435537446b", kill_on_drop: false }`
[INFO] [stdout] 09abfded0aae8d0614d270343efcfd8cf09cc3a0957627e9089e3e435537446b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] af22c62edf44ea4bb98cb8181152ba765956d21aea04a4e6a30d0dfb7926c481
[INFO] running `Command { std: "docker" "start" "-a" "af22c62edf44ea4bb98cb8181152ba765956d21aea04a4e6a30d0dfb7926c481", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Element`, `window`
[INFO] [stderr]  --> src/component.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use web_sys::{window, Element};
[INFO] [stderr]   |               ^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/component.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |     children: Vec<Box<Renderable>>,
[INFO] [stderr]   |                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/component.rs:14:27
[INFO] [stderr]    |
[INFO] [stderr] 14 |         children: Vec<Box<Renderable>>,
[INFO] [stderr]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Element`, `window`
[INFO] [stderr]  --> src/component.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use web_sys::{window, Element};
[INFO] [stderr]   |               ^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/component.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |     children: Vec<Box<Renderable>>,
[INFO] [stderr]   |                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/component.rs:14:27
[INFO] [stderr]    |
[INFO] [stderr] 14 |         children: Vec<Box<Renderable>>,
[INFO] [stderr]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/impulse-bbc1956732aee773
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example-9abafab3dadbd4cb
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 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]      Running /opt/rustwide/target/debug/deps/web-d1f7e1249f689479
[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 impulse
[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] running `Command { std: "docker" "inspect" "af22c62edf44ea4bb98cb8181152ba765956d21aea04a4e6a30d0dfb7926c481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af22c62edf44ea4bb98cb8181152ba765956d21aea04a4e6a30d0dfb7926c481", kill_on_drop: false }`
[INFO] [stdout] af22c62edf44ea4bb98cb8181152ba765956d21aea04a4e6a30d0dfb7926c481