[INFO] fetching crate buf-rand 0.1.3...
[INFO] testing buf-rand-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate buf-rand 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate buf-rand 0.1.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buf-rand 0.1.3
[INFO] finished tweaking crates.io crate buf-rand 0.1.3
[INFO] tweaked toml for crates.io crate buf-rand 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate buf-rand 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 730ddb57b3fae348d162c739d94bac0160fccc129745e4f740c0aedb0d8c66a2
[INFO] running `Command { std: "docker" "start" "-a" "730ddb57b3fae348d162c739d94bac0160fccc129745e4f740c0aedb0d8c66a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "730ddb57b3fae348d162c739d94bac0160fccc129745e4f740c0aedb0d8c66a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "730ddb57b3fae348d162c739d94bac0160fccc129745e4f740c0aedb0d8c66a2", kill_on_drop: false }`
[INFO] [stdout] 730ddb57b3fae348d162c739d94bac0160fccc129745e4f740c0aedb0d8c66a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1451c6e194f72b3b17210a0622205ed25abd5d9e58207d425ac17750976fb6e9
[INFO] running `Command { std: "docker" "start" "-a" "1451c6e194f72b3b17210a0622205ed25abd5d9e58207d425ac17750976fb6e9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling buf-rand v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "1451c6e194f72b3b17210a0622205ed25abd5d9e58207d425ac17750976fb6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1451c6e194f72b3b17210a0622205ed25abd5d9e58207d425ac17750976fb6e9", kill_on_drop: false }`
[INFO] [stdout] 1451c6e194f72b3b17210a0622205ed25abd5d9e58207d425ac17750976fb6e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 674a01f33b6d20163cc74b72199394c05de3142d0db2aee44b837527c843e1c8
[INFO] running `Command { std: "docker" "start" "-a" "674a01f33b6d20163cc74b72199394c05de3142d0db2aee44b837527c843e1c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling buf-rand v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "674a01f33b6d20163cc74b72199394c05de3142d0db2aee44b837527c843e1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "674a01f33b6d20163cc74b72199394c05de3142d0db2aee44b837527c843e1c8", kill_on_drop: false }`
[INFO] [stdout] 674a01f33b6d20163cc74b72199394c05de3142d0db2aee44b837527c843e1c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13b8009a27492b90095d2235e208868c0dec54c611b41a1cb359d4ab4b023456
[INFO] running `Command { std: "docker" "start" "-a" "13b8009a27492b90095d2235e208868c0dec54c611b41a1cb359d4ab4b023456", kill_on_drop: false }`
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/buf_rand-27d596f2d905cc83)
[INFO] [stderr]    Doc-tests buf-rand
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - BufRand<R>::next_bool (line 28) ... ok
[INFO] [stdout] test src/lib.rs - BufRand<R>::rand_string_case (line 65) ... ok
[INFO] [stdout] test src/lib.rs - BufRand<R>::rand_char_case (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13b8009a27492b90095d2235e208868c0dec54c611b41a1cb359d4ab4b023456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b8009a27492b90095d2235e208868c0dec54c611b41a1cb359d4ab4b023456", kill_on_drop: false }`
[INFO] [stdout] 13b8009a27492b90095d2235e208868c0dec54c611b41a1cb359d4ab4b023456