[INFO] fetching crate utf-8 0.7.5...
[INFO] testing utf-8-0.7.5 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate utf-8 0.7.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate utf-8 0.7.5 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utf-8 0.7.5
[INFO] finished tweaking crates.io crate utf-8 0.7.5
[INFO] tweaked toml for crates.io crate utf-8 0.7.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca9781ccfc15f03f79629d4ccffa2ac52cf60818245af45b2ee456fa8e11a3cd
[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" "ca9781ccfc15f03f79629d4ccffa2ac52cf60818245af45b2ee456fa8e11a3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca9781ccfc15f03f79629d4ccffa2ac52cf60818245af45b2ee456fa8e11a3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca9781ccfc15f03f79629d4ccffa2ac52cf60818245af45b2ee456fa8e11a3cd", kill_on_drop: false }`
[INFO] [stdout] ca9781ccfc15f03f79629d4ccffa2ac52cf60818245af45b2ee456fa8e11a3cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 731222dd8762967508bc3e4494c9b2db48359110579b35c11e94d7b52ca8a6bf
[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" "731222dd8762967508bc3e4494c9b2db48359110579b35c11e94d7b52ca8a6bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf-8 v0.7.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "731222dd8762967508bc3e4494c9b2db48359110579b35c11e94d7b52ca8a6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731222dd8762967508bc3e4494c9b2db48359110579b35c11e94d7b52ca8a6bf", kill_on_drop: false }`
[INFO] [stdout] 731222dd8762967508bc3e4494c9b2db48359110579b35c11e94d7b52ca8a6bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86212ef6efd3ab0afab915871263b074b2eb6f8e82999d6cf73d4ed880f38629
[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" "86212ef6efd3ab0afab915871263b074b2eb6f8e82999d6cf73d4ed880f38629", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf-8 v0.7.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "86212ef6efd3ab0afab915871263b074b2eb6f8e82999d6cf73d4ed880f38629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86212ef6efd3ab0afab915871263b074b2eb6f8e82999d6cf73d4ed880f38629", kill_on_drop: false }`
[INFO] [stdout] 86212ef6efd3ab0afab915871263b074b2eb6f8e82999d6cf73d4ed880f38629
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43f6a9081f5f8b3620a01128468904e703f391b63b1024f89364a63c21bb276e
[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" "43f6a9081f5f8b3620a01128468904e703f391b63b1024f89364a63c21bb276e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unit-dfe5e55a2e185580
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_str_from_utf8 ... ok
[INFO] [stdout] test test_string_from_utf8_lossy ... ok
[INFO] [stdout] test test_is_utf8 ... ok
[INFO] [stdout] test test_incremental_decoder ... ok
[INFO] [stdout] test test_bufread_decoder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lossy.rs - lossy::LossyDecoder (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43f6a9081f5f8b3620a01128468904e703f391b63b1024f89364a63c21bb276e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f6a9081f5f8b3620a01128468904e703f391b63b1024f89364a63c21bb276e", kill_on_drop: false }`
[INFO] [stdout] 43f6a9081f5f8b3620a01128468904e703f391b63b1024f89364a63c21bb276e
