[INFO] fetching crate nanoid 0.3.0...
[INFO] testing nanoid-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate nanoid 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nanoid 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nanoid 0.3.0
[INFO] finished tweaking crates.io crate nanoid 0.3.0
[INFO] tweaked toml for crates.io crate nanoid 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate nanoid 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a5c0e63c3c708f39ec05e8a5e628f8da28b5d02e05764e55aa13c591e49ecda
[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" "1a5c0e63c3c708f39ec05e8a5e628f8da28b5d02e05764e55aa13c591e49ecda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a5c0e63c3c708f39ec05e8a5e628f8da28b5d02e05764e55aa13c591e49ecda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a5c0e63c3c708f39ec05e8a5e628f8da28b5d02e05764e55aa13c591e49ecda", kill_on_drop: false }`
[INFO] [stdout] 1a5c0e63c3c708f39ec05e8a5e628f8da28b5d02e05764e55aa13c591e49ecda
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] a6040a5897a125e22174397288a5e91cd57637ee5929d11dd864e0b917ba2ee5
[INFO] running `Command { std: "docker" "start" "-a" "a6040a5897a125e22174397288a5e91cd57637ee5929d11dd864e0b917ba2ee5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling nanoid v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "a6040a5897a125e22174397288a5e91cd57637ee5929d11dd864e0b917ba2ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6040a5897a125e22174397288a5e91cd57637ee5929d11dd864e0b917ba2ee5", kill_on_drop: false }`
[INFO] [stdout] a6040a5897a125e22174397288a5e91cd57637ee5929d11dd864e0b917ba2ee5
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aee343690f704474c27cb5df4dc25da9a4f7e901bef2d81225b7ed7b5bbb2f9
[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" "3aee343690f704474c27cb5df4dc25da9a4f7e901bef2d81225b7ed7b5bbb2f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling nanoid v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `Command { std: "docker" "inspect" "3aee343690f704474c27cb5df4dc25da9a4f7e901bef2d81225b7ed7b5bbb2f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aee343690f704474c27cb5df4dc25da9a4f7e901bef2d81225b7ed7b5bbb2f9", kill_on_drop: false }`
[INFO] [stdout] 3aee343690f704474c27cb5df4dc25da9a4f7e901bef2d81225b7ed7b5bbb2f9
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfc057420544df5f78e89a6dd3f1ec65642fd89e5039639d460a396928be5366
[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" "bfc057420544df5f78e89a6dd3f1ec65642fd89e5039639d460a396928be5366", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nanoid-f178102cbfd771e1
[INFO] [stdout] running 8 tests
[INFO] [stdout] test rngs::test_non_secure::generates_random_vectors ... ok
[INFO] [stdout] test rngs::test_default::generates_random_vectors ... ok
[INFO] [stdout] test test_format::generates_random_string ... ok
[INFO] [stdout] test test_macros::custom ... ok
[INFO] [stdout] test test_macros::generate ... ok
[INFO] [stdout] test test_macros::complex ... ok
[INFO] [stdout] test test_macros::simple ... ok
[INFO] [stderr]    Doc-tests nanoid
[INFO] [stdout] test test_format::bad_alphabet ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/alphabet.rs - alphabet::SAFE (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bfc057420544df5f78e89a6dd3f1ec65642fd89e5039639d460a396928be5366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc057420544df5f78e89a6dd3f1ec65642fd89e5039639d460a396928be5366", kill_on_drop: false }`
[INFO] [stdout] bfc057420544df5f78e89a6dd3f1ec65642fd89e5039639d460a396928be5366