[INFO] fetching crate assertx 0.1.3...
[INFO] testing assertx-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate assertx 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate assertx 0.1.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assertx 0.1.3
[INFO] finished tweaking crates.io crate assertx 0.1.3
[INFO] tweaked toml for crates.io crate assertx 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eca6c0cbc3065538d7d238d8aea00448c604aeb626a103ae00e2ec44a65eb15d
[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" "eca6c0cbc3065538d7d238d8aea00448c604aeb626a103ae00e2ec44a65eb15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eca6c0cbc3065538d7d238d8aea00448c604aeb626a103ae00e2ec44a65eb15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca6c0cbc3065538d7d238d8aea00448c604aeb626a103ae00e2ec44a65eb15d", kill_on_drop: false }`
[INFO] [stdout] eca6c0cbc3065538d7d238d8aea00448c604aeb626a103ae00e2ec44a65eb15d
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80964a102d8b337898cfe97b24c714d4f945f04b4ea1647198c66f3ee9065c4a
[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" "80964a102d8b337898cfe97b24c714d4f945f04b4ea1647198c66f3ee9065c4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling assertx v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "80964a102d8b337898cfe97b24c714d4f945f04b4ea1647198c66f3ee9065c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80964a102d8b337898cfe97b24c714d4f945f04b4ea1647198c66f3ee9065c4a", kill_on_drop: false }`
[INFO] [stdout] 80964a102d8b337898cfe97b24c714d4f945f04b4ea1647198c66f3ee9065c4a
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52ac6b921e82c73ae8246b99dc97086ad789c254572a4b95eb09300e1a792d56
[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" "52ac6b921e82c73ae8246b99dc97086ad789c254572a4b95eb09300e1a792d56", kill_on_drop: false }`
[INFO] [stderr]    Compiling assertx v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::panic`
[INFO] [stdout]   --> src/collections/assert_contains_exactly.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     use std::panic;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 1.32s
[INFO] running `Command { std: "docker" "inspect" "52ac6b921e82c73ae8246b99dc97086ad789c254572a4b95eb09300e1a792d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ac6b921e82c73ae8246b99dc97086ad789c254572a4b95eb09300e1a792d56", kill_on_drop: false }`
[INFO] [stdout] 52ac6b921e82c73ae8246b99dc97086ad789c254572a4b95eb09300e1a792d56
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 783d3c9300eead2d33c997d1525c1cfae43f37a93b491cabcdeb9bb97066c96d
[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" "783d3c9300eead2d33c997d1525c1cfae43f37a93b491cabcdeb9bb97066c96d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::panic`
[INFO] [stderr]   --> src/collections/assert_contains_exactly.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use std::panic;
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assertx-205a72b5630ded71
[INFO] [stdout] running 7 tests
[INFO] [stdout] test collections::assert_contains_exactly::tests::should_succeed_if_same_elements_in_same_order ... ok
[INFO] [stdout] test variants::tests::should_not_panic_if_same_variant ... ok
[INFO] [stdout] test collections::assert_contains_exactly::tests::should_succeed_if_both_sides_empty ... ok
[INFO] [stdout] test variants::tests::should_panic_if_not_same_variant ... ok
[INFO] [stderr]    Doc-tests assertx
[INFO] [stdout] test collections::assert_contains_exactly::tests::should_fail_if_different_number_of_elements ... ok
[INFO] [stdout] test collections::assert_contains_exactly::tests::should_fail_if_elements_are_not_the_same ... ok
[INFO] [stdout] test collections::assert_contains_exactly::tests::should_fail_if_same_elements_but_different_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "783d3c9300eead2d33c997d1525c1cfae43f37a93b491cabcdeb9bb97066c96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783d3c9300eead2d33c997d1525c1cfae43f37a93b491cabcdeb9bb97066c96d", kill_on_drop: false }`
[INFO] [stdout] 783d3c9300eead2d33c997d1525c1cfae43f37a93b491cabcdeb9bb97066c96d