[INFO] fetching crate easy-ext 0.2.4...
[INFO] testing easy-ext-0.2.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate easy-ext 0.2.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate easy-ext 0.2.4 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 easy-ext 0.2.4
[INFO] finished tweaking crates.io crate easy-ext 0.2.4
[INFO] tweaked toml for crates.io crate easy-ext 0.2.4 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] cefa5fdc074ab9adbd723727a4fd31a107de9188b81c8cb4bb3a0882a11d7cc4
[INFO] running `Command { std: "docker" "start" "-a" "cefa5fdc074ab9adbd723727a4fd31a107de9188b81c8cb4bb3a0882a11d7cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cefa5fdc074ab9adbd723727a4fd31a107de9188b81c8cb4bb3a0882a11d7cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cefa5fdc074ab9adbd723727a4fd31a107de9188b81c8cb4bb3a0882a11d7cc4", kill_on_drop: false }`
[INFO] [stdout] cefa5fdc074ab9adbd723727a4fd31a107de9188b81c8cb4bb3a0882a11d7cc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 4efbec2ca2f2133aae0e510e79057118520b5bc45d42eb17f651b42dc8fd8adb
[INFO] running `Command { std: "docker" "start" "-a" "4efbec2ca2f2133aae0e510e79057118520b5bc45d42eb17f651b42dc8fd8adb", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy-ext v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "4efbec2ca2f2133aae0e510e79057118520b5bc45d42eb17f651b42dc8fd8adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4efbec2ca2f2133aae0e510e79057118520b5bc45d42eb17f651b42dc8fd8adb", kill_on_drop: false }`
[INFO] [stdout] 4efbec2ca2f2133aae0e510e79057118520b5bc45d42eb17f651b42dc8fd8adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 1db8397ebccd8e92ef304e971dc14006e95fed731fd1cc0d6debc6a1652a5add
[INFO] running `Command { std: "docker" "start" "-a" "1db8397ebccd8e92ef304e971dc14006e95fed731fd1cc0d6debc6a1652a5add", kill_on_drop: false }`
[INFO] [stderr]    Compiling trybuild v1.0.38
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling easy-ext v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.30s
[INFO] running `Command { std: "docker" "inspect" "1db8397ebccd8e92ef304e971dc14006e95fed731fd1cc0d6debc6a1652a5add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db8397ebccd8e92ef304e971dc14006e95fed731fd1cc0d6debc6a1652a5add", kill_on_drop: false }`
[INFO] [stdout] 1db8397ebccd8e92ef304e971dc14006e95fed731fd1cc0d6debc6a1652a5add
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18a69223ecb7787d73add05f9d85af2897437767b0fea04ffaae3f3426f1acd3
[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" "18a69223ecb7787d73add05f9d85af2897437767b0fea04ffaae3f3426f1acd3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/easy_ext-3239ae691998fa3a
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compiletest-e7d42b507764bd69
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-1e8e4308a6b2ca27
[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 1 test
[INFO] [stdout] test ui ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test generics ... ok
[INFO] [stdout] test params ... ok
[INFO] [stdout] test trait_generics ... ok
[INFO] [stderr]    Doc-tests easy-ext
[INFO] [stdout] test lifetime ... ok
[INFO] [stdout] test inline ... ok
[INFO] [stdout] test visibility ... ok
[INFO] [stdout] test simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 84) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 100) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "18a69223ecb7787d73add05f9d85af2897437767b0fea04ffaae3f3426f1acd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a69223ecb7787d73add05f9d85af2897437767b0fea04ffaae3f3426f1acd3", kill_on_drop: false }`
[INFO] [stdout] 18a69223ecb7787d73add05f9d85af2897437767b0fea04ffaae3f3426f1acd3