[INFO] fetching crate vigil 0.2.0...
[INFO] testing vigil-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate vigil 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate vigil 0.2.0 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 vigil 0.2.0
[INFO] finished tweaking crates.io crate vigil 0.2.0
[INFO] tweaked toml for crates.io crate vigil 0.2.0 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 77f63f29ec97233ba4b2df8c82cc7a04f17495a2af1d9d9c632792aaf19f13ca
[INFO] running `Command { std: "docker" "start" "-a" "77f63f29ec97233ba4b2df8c82cc7a04f17495a2af1d9d9c632792aaf19f13ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77f63f29ec97233ba4b2df8c82cc7a04f17495a2af1d9d9c632792aaf19f13ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f63f29ec97233ba4b2df8c82cc7a04f17495a2af1d9d9c632792aaf19f13ca", kill_on_drop: false }`
[INFO] [stdout] 77f63f29ec97233ba4b2df8c82cc7a04f17495a2af1d9d9c632792aaf19f13ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4aace645f7cf49a41e6b8682c606ba09c6bf8d6824e1cddc9ef6785e2610eeed
[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" "4aace645f7cf49a41e6b8682c606ba09c6bf8d6824e1cddc9ef6785e2610eeed", kill_on_drop: false }`
[INFO] [stderr]    Compiling vigil v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 | type Callback = Box<Fn() + Send + 'static>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "4aace645f7cf49a41e6b8682c606ba09c6bf8d6824e1cddc9ef6785e2610eeed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aace645f7cf49a41e6b8682c606ba09c6bf8d6824e1cddc9ef6785e2610eeed", kill_on_drop: false }`
[INFO] [stdout] 4aace645f7cf49a41e6b8682c606ba09c6bf8d6824e1cddc9ef6785e2610eeed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 13ff741f76be586b773f764dba37f047e7fe37f935a50da98ff7f0a80afe5956
[INFO] running `Command { std: "docker" "start" "-a" "13ff741f76be586b773f764dba37f047e7fe37f935a50da98ff7f0a80afe5956", kill_on_drop: false }`
[INFO] [stderr]    Compiling vigil v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 | type Callback = Box<Fn() + Send + 'static>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 | type Callback = Box<Fn() + Send + 'static>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "13ff741f76be586b773f764dba37f047e7fe37f935a50da98ff7f0a80afe5956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ff741f76be586b773f764dba37f047e7fe37f935a50da98ff7f0a80afe5956", kill_on_drop: false }`
[INFO] [stdout] 13ff741f76be586b773f764dba37f047e7fe37f935a50da98ff7f0a80afe5956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 250a4b5db0f0cd8fcc631bb398e81db64cdb919b0bc04c38c8dc1889e61e6170
[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" "250a4b5db0f0cd8fcc631bb398e81db64cdb919b0bc04c38c8dc1889e61e6170", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 | type Callback = Box<Fn() + Send + 'static>;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 | type Callback = Box<Fn() + Send + 'static>;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vigil-8b4a13db1ca99ab0
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::no_false_positives ... ok
[INFO] [stdout] test tests::miss_single_test ... ok
[INFO] [stdout] test tests::miss_multiple_tests ... ok
[INFO] [stdout] test tests::predicted_stall ... ok
[INFO] [stdout] test tests::complete_stall ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vigil
[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" "250a4b5db0f0cd8fcc631bb398e81db64cdb919b0bc04c38c8dc1889e61e6170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250a4b5db0f0cd8fcc631bb398e81db64cdb919b0bc04c38c8dc1889e61e6170", kill_on_drop: false }`
[INFO] [stdout] 250a4b5db0f0cd8fcc631bb398e81db64cdb919b0bc04c38c8dc1889e61e6170