[INFO] fetching crate immutable_string 0.1.1...
[INFO] testing immutable_string-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate immutable_string 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate immutable_string 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate immutable_string 0.1.1
[INFO] finished tweaking crates.io crate immutable_string 0.1.1
[INFO] tweaked toml for crates.io crate immutable_string 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded weak-table v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93ac12e29171a8004425866c878d8eb9e01e90489f9f962010d8a613761c3cc9
[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" "93ac12e29171a8004425866c878d8eb9e01e90489f9f962010d8a613761c3cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93ac12e29171a8004425866c878d8eb9e01e90489f9f962010d8a613761c3cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93ac12e29171a8004425866c878d8eb9e01e90489f9f962010d8a613761c3cc9", kill_on_drop: false }`
[INFO] [stdout] 93ac12e29171a8004425866c878d8eb9e01e90489f9f962010d8a613761c3cc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab3b2ad7f6ff1eb4c3133c9a3bbbeaf861f2018ac2aee3ce5043e1125b1d6f7b
[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" "ab3b2ad7f6ff1eb4c3133c9a3bbbeaf861f2018ac2aee3ce5043e1125b1d6f7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling weak-table v0.3.0
[INFO] [stderr]    Compiling immutable_string v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "ab3b2ad7f6ff1eb4c3133c9a3bbbeaf861f2018ac2aee3ce5043e1125b1d6f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3b2ad7f6ff1eb4c3133c9a3bbbeaf861f2018ac2aee3ce5043e1125b1d6f7b", kill_on_drop: false }`
[INFO] [stdout] ab3b2ad7f6ff1eb4c3133c9a3bbbeaf861f2018ac2aee3ce5043e1125b1d6f7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d2c1957d8639e7e7ebdea460d6b207b75e4bb24d17bceef7cf8a4a9921e49b4
[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" "4d2c1957d8639e7e7ebdea460d6b207b75e4bb24d17bceef7cf8a4a9921e49b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling immutable_string v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "4d2c1957d8639e7e7ebdea460d6b207b75e4bb24d17bceef7cf8a4a9921e49b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2c1957d8639e7e7ebdea460d6b207b75e4bb24d17bceef7cf8a4a9921e49b4", kill_on_drop: false }`
[INFO] [stdout] 4d2c1957d8639e7e7ebdea460d6b207b75e4bb24d17bceef7cf8a4a9921e49b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5be77b878e13516edefcbad809225a828e39b172c5599c06a53b35a3b4017a6a
[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" "5be77b878e13516edefcbad809225a828e39b172c5599c06a53b35a3b4017a6a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/immutable_string-e1e8aeeeaf705df0)
[INFO] [stdout] test tests::iter_collect ... ok
[INFO] [stderr]    Doc-tests immutable_string
[INFO] [stdout] test tests::two_insertion_sharing ... ok
[INFO] [stdout] test tests::display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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 - ImmutableString::use_count (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5be77b878e13516edefcbad809225a828e39b172c5599c06a53b35a3b4017a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be77b878e13516edefcbad809225a828e39b172c5599c06a53b35a3b4017a6a", kill_on_drop: false }`
[INFO] [stdout] 5be77b878e13516edefcbad809225a828e39b172c5599c06a53b35a3b4017a6a
