[INFO] fetching crate easy-utils 0.0.1...
[INFO] testing easy-utils-0.0.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate easy-utils 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate easy-utils 0.0.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate easy-utils 0.0.1
[INFO] finished tweaking crates.io crate easy-utils 0.0.1
[INFO] tweaked toml for crates.io crate easy-utils 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] bf9ce4d5455ee1020654f6137be4e5ee0e83f462c89bcd0ab5049dc05d6a5f4e
[INFO] running `Command { std: "docker" "start" "-a" "bf9ce4d5455ee1020654f6137be4e5ee0e83f462c89bcd0ab5049dc05d6a5f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf9ce4d5455ee1020654f6137be4e5ee0e83f462c89bcd0ab5049dc05d6a5f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9ce4d5455ee1020654f6137be4e5ee0e83f462c89bcd0ab5049dc05d6a5f4e", kill_on_drop: false }`
[INFO] [stdout] bf9ce4d5455ee1020654f6137be4e5ee0e83f462c89bcd0ab5049dc05d6a5f4e
[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=forbid" "-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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 17f89dcb372214ee955668d05ef1f9b2de8fccd95fce1f9c86fac49ec6ea7b97
[INFO] running `Command { std: "docker" "start" "-a" "17f89dcb372214ee955668d05ef1f9b2de8fccd95fce1f9c86fac49ec6ea7b97", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling easy-utils v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "17f89dcb372214ee955668d05ef1f9b2de8fccd95fce1f9c86fac49ec6ea7b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f89dcb372214ee955668d05ef1f9b2de8fccd95fce1f9c86fac49ec6ea7b97", kill_on_drop: false }`
[INFO] [stdout] 17f89dcb372214ee955668d05ef1f9b2de8fccd95fce1f9c86fac49ec6ea7b97
[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=forbid" "-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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--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] 07f909d2ff38493246b77349132bc42a288176272a8719b2186c6028cee038a1
[INFO] running `Command { std: "docker" "start" "-a" "07f909d2ff38493246b77349132bc42a288176272a8719b2186c6028cee038a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy-utils v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "07f909d2ff38493246b77349132bc42a288176272a8719b2186c6028cee038a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f909d2ff38493246b77349132bc42a288176272a8719b2186c6028cee038a1", kill_on_drop: false }`
[INFO] [stdout] 07f909d2ff38493246b77349132bc42a288176272a8719b2186c6028cee038a1
[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=forbid" "-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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b3efb509e212eca805fba001d85623ed3b7a5d23aebdcf8d5dc4e63fc46a6c7
[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" "6b3efb509e212eca805fba001d85623ed3b7a5d23aebdcf8d5dc4e63fc46a6c7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/easy_utils-712eb1234dfbf729)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests easy-utils
[INFO] [stdout] test random::tests::get_random_alphanumeric_string_test ... ok
[INFO] [stdout] test random::tests::get_random_charset_string_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/random.rs - random::get_random_alphanumeric_string (line 34) ... FAILED
[INFO] [stdout] test src/random.rs - random::get_random_charset_string (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/random.rs - random::get_random_alphanumeric_string (line 34) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rust_utils`
[INFO] [stdout]  --> src/random.rs:39:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | let password = rust_utils::random::get_random_alphanumeric_string(PASSWORD_LEN);
[INFO] [stdout]   |                ^^^^^^^^^^ use of undeclared crate or module `rust_utils`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/random.rs - random::get_random_charset_string (line 8) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rust_utils`
[INFO] [stdout]  --> src/random.rs:13:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | let password = rust_utils::random::get_random_charset_string(PASSWORD_LEN, CHARSET);
[INFO] [stdout]   |                ^^^^^^^^^^ use of undeclared crate or module `rust_utils`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/random.rs - random::get_random_alphanumeric_string (line 34)
[INFO] [stdout]     src/random.rs - random::get_random_charset_string (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "6b3efb509e212eca805fba001d85623ed3b7a5d23aebdcf8d5dc4e63fc46a6c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b3efb509e212eca805fba001d85623ed3b7a5d23aebdcf8d5dc4e63fc46a6c7", kill_on_drop: false }`
[INFO] [stdout] 6b3efb509e212eca805fba001d85623ed3b7a5d23aebdcf8d5dc4e63fc46a6c7