[INFO] fetching crate echoes 0.1.0...
[INFO] testing echoes-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate echoes 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate echoes 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate echoes 0.1.0
[INFO] finished tweaking crates.io crate echoes 0.1.0
[INFO] tweaked toml for crates.io crate echoes 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 796332a7c1c23cf3cfeb8236eaaa01f2cd0e5f2f540e2ff3385ca55a7ea8f80a
[INFO] running `Command { std: "docker" "start" "-a" "796332a7c1c23cf3cfeb8236eaaa01f2cd0e5f2f540e2ff3385ca55a7ea8f80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "796332a7c1c23cf3cfeb8236eaaa01f2cd0e5f2f540e2ff3385ca55a7ea8f80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796332a7c1c23cf3cfeb8236eaaa01f2cd0e5f2f540e2ff3385ca55a7ea8f80a", kill_on_drop: false }`
[INFO] [stdout] 796332a7c1c23cf3cfeb8236eaaa01f2cd0e5f2f540e2ff3385ca55a7ea8f80a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dce4b36e774dc7c40c39eb02191f17e29c04164be792d94e8160bcd82b4e13fc
[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" "dce4b36e774dc7c40c39eb02191f17e29c04164be792d94e8160bcd82b4e13fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling echoes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "dce4b36e774dc7c40c39eb02191f17e29c04164be792d94e8160bcd82b4e13fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce4b36e774dc7c40c39eb02191f17e29c04164be792d94e8160bcd82b4e13fc", kill_on_drop: false }`
[INFO] [stdout] dce4b36e774dc7c40c39eb02191f17e29c04164be792d94e8160bcd82b4e13fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3092ab0511c622230635e55d62cd1e0d3fe4aeebcc4ea689489decb2cc0c762c
[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" "3092ab0511c622230635e55d62cd1e0d3fe4aeebcc4ea689489decb2cc0c762c", kill_on_drop: false }`
[INFO] [stderr]    Compiling echoes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "3092ab0511c622230635e55d62cd1e0d3fe4aeebcc4ea689489decb2cc0c762c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3092ab0511c622230635e55d62cd1e0d3fe4aeebcc4ea689489decb2cc0c762c", kill_on_drop: false }`
[INFO] [stdout] 3092ab0511c622230635e55d62cd1e0d3fe4aeebcc4ea689489decb2cc0c762c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] a60e7c0e1f8fc877dff98ea1b53b35224b14da1b825a7c8f23a523979695db5c
[INFO] running `Command { std: "docker" "start" "-a" "a60e7c0e1f8fc877dff98ea1b53b35224b14da1b825a7c8f23a523979695db5c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/echoes-4c7641e7ac21c25e)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests echoes
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "a60e7c0e1f8fc877dff98ea1b53b35224b14da1b825a7c8f23a523979695db5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60e7c0e1f8fc877dff98ea1b53b35224b14da1b825a7c8f23a523979695db5c", kill_on_drop: false }`
[INFO] [stdout] a60e7c0e1f8fc877dff98ea1b53b35224b14da1b825a7c8f23a523979695db5c