[INFO] fetching crate intoif 1.0.0...
[INFO] testing intoif-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate intoif 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate intoif 1.0.0 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 intoif 1.0.0
[INFO] finished tweaking crates.io crate intoif 1.0.0
[INFO] tweaked toml for crates.io crate intoif 1.0.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8e7782eb060e6d5101a04dfbe8b0fe4e99d172cbec7df3c1a096b9e23023e8ef
[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" "8e7782eb060e6d5101a04dfbe8b0fe4e99d172cbec7df3c1a096b9e23023e8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e7782eb060e6d5101a04dfbe8b0fe4e99d172cbec7df3c1a096b9e23023e8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7782eb060e6d5101a04dfbe8b0fe4e99d172cbec7df3c1a096b9e23023e8ef", kill_on_drop: false }`
[INFO] [stdout] 8e7782eb060e6d5101a04dfbe8b0fe4e99d172cbec7df3c1a096b9e23023e8ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 21c62522bc12ebb03624f21fd7c0ecb7b823e5c70e951a8227383c75c24c78b1
[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" "21c62522bc12ebb03624f21fd7c0ecb7b823e5c70e951a8227383c75c24c78b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling intoif v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "21c62522bc12ebb03624f21fd7c0ecb7b823e5c70e951a8227383c75c24c78b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c62522bc12ebb03624f21fd7c0ecb7b823e5c70e951a8227383c75c24c78b1", kill_on_drop: false }`
[INFO] [stdout] 21c62522bc12ebb03624f21fd7c0ecb7b823e5c70e951a8227383c75c24c78b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f82b6480cfdff22285fa2bcd2e283f5d96f474af34db2a1e4bf58270c469c531
[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" "f82b6480cfdff22285fa2bcd2e283f5d96f474af34db2a1e4bf58270c469c531", kill_on_drop: false }`
[INFO] [stderr]    Compiling intoif v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "f82b6480cfdff22285fa2bcd2e283f5d96f474af34db2a1e4bf58270c469c531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82b6480cfdff22285fa2bcd2e283f5d96f474af34db2a1e4bf58270c469c531", kill_on_drop: false }`
[INFO] [stdout] f82b6480cfdff22285fa2bcd2e283f5d96f474af34db2a1e4bf58270c469c531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 1bc1b3f821fcffe526f374582482872328557ee63bec2cc0303fbf3ebe843f35
[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" "1bc1b3f821fcffe526f374582482872328557ee63bec2cc0303fbf3ebe843f35", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/intoif-3af726a0d51d1a8f
[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] [stderr]      Running /opt/rustwide/target/debug/deps/option-50e03cc1fcdce8ce
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test none_on_empty_string ... ok
[INFO] [stdout] test some_on_zero ... ok
[INFO] [stdout] test none_on_zero ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/result-aafa9b3b6a8f7f02
[INFO] [stdout] test some_on_empty_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test err_on_empty_string ... ok
[INFO] [stdout] test ok_on_zero ... ok
[INFO] [stdout] test ok_on_empty_string ... ok
[INFO] [stdout] test err_on_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests intoif
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1bc1b3f821fcffe526f374582482872328557ee63bec2cc0303fbf3ebe843f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc1b3f821fcffe526f374582482872328557ee63bec2cc0303fbf3ebe843f35", kill_on_drop: false }`
[INFO] [stdout] 1bc1b3f821fcffe526f374582482872328557ee63bec2cc0303fbf3ebe843f35