[INFO] fetching crate shared-iter 0.2.0...
[INFO] testing shared-iter-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate shared-iter 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate shared-iter 0.2.0 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 shared-iter 0.2.0
[INFO] finished tweaking crates.io crate shared-iter 0.2.0
[INFO] tweaked toml for crates.io crate shared-iter 0.2.0 written to /workspace/builds/worker-7/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-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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3459e660f5bde36ab736852e07e0cb2d4aad207a422e456943dbd25f831d7aa7
[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" "3459e660f5bde36ab736852e07e0cb2d4aad207a422e456943dbd25f831d7aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3459e660f5bde36ab736852e07e0cb2d4aad207a422e456943dbd25f831d7aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3459e660f5bde36ab736852e07e0cb2d4aad207a422e456943dbd25f831d7aa7", kill_on_drop: false }`
[INFO] [stdout] 3459e660f5bde36ab736852e07e0cb2d4aad207a422e456943dbd25f831d7aa7
[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" "+beta-2021-01-01" "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] fc0e76549c74ac2504750810c6a303b10e3ac8619194c475bd8d0e824bfee2c6
[INFO] running `Command { std: "docker" "start" "-a" "fc0e76549c74ac2504750810c6a303b10e3ac8619194c475bd8d0e824bfee2c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared-iter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "fc0e76549c74ac2504750810c6a303b10e3ac8619194c475bd8d0e824bfee2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc0e76549c74ac2504750810c6a303b10e3ac8619194c475bd8d0e824bfee2c6", kill_on_drop: false }`
[INFO] [stdout] fc0e76549c74ac2504750810c6a303b10e3ac8619194c475bd8d0e824bfee2c6
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2782722d85b76f07d1a4b89e2a9ab1660c6eae827d0a7267c8d783301265a72a
[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" "2782722d85b76f07d1a4b89e2a9ab1660c6eae827d0a7267c8d783301265a72a", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared-iter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "2782722d85b76f07d1a4b89e2a9ab1660c6eae827d0a7267c8d783301265a72a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2782722d85b76f07d1a4b89e2a9ab1660c6eae827d0a7267c8d783301265a72a", kill_on_drop: false }`
[INFO] [stdout] 2782722d85b76f07d1a4b89e2a9ab1660c6eae827d0a7267c8d783301265a72a
[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" "+beta-2021-01-01" "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] f7567dfc76958ea1e14f05e0c0b20672178f57a062c4ca7876b4c1c4b9fe31d7
[INFO] running `Command { std: "docker" "start" "-a" "f7567dfc76958ea1e14f05e0c0b20672178f57a062c4ca7876b4c1c4b9fe31d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shared_iter-0bbeb2cfa2597374
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests shared_iter
[INFO] [stdout] test test::test_iter ... ok
[INFO] [stdout] test test::test_multi_threaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7567dfc76958ea1e14f05e0c0b20672178f57a062c4ca7876b4c1c4b9fe31d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7567dfc76958ea1e14f05e0c0b20672178f57a062c4ca7876b4c1c4b9fe31d7", kill_on_drop: false }`
[INFO] [stdout] f7567dfc76958ea1e14f05e0c0b20672178f57a062c4ca7876b4c1c4b9fe31d7