[INFO] fetching crate iterators-rfoxmich 0.1.1...
[INFO] testing iterators-rfoxmich-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate iterators-rfoxmich 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate iterators-rfoxmich 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iterators-rfoxmich 0.1.1
[INFO] finished tweaking crates.io crate iterators-rfoxmich 0.1.1
[INFO] tweaked toml for crates.io crate iterators-rfoxmich 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate iterators-rfoxmich 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a8cb77d5bee7dc4a8e906451906556217c2c972d6f4a8040205ef1d810ad0a0
[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" "2a8cb77d5bee7dc4a8e906451906556217c2c972d6f4a8040205ef1d810ad0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a8cb77d5bee7dc4a8e906451906556217c2c972d6f4a8040205ef1d810ad0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8cb77d5bee7dc4a8e906451906556217c2c972d6f4a8040205ef1d810ad0a0", kill_on_drop: false }`
[INFO] [stdout] 2a8cb77d5bee7dc4a8e906451906556217c2c972d6f4a8040205ef1d810ad0a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 91d3dc1d1a6dd399a4eda12a1cc7993afa9bce8846546dd59db69719118fb0c9
[INFO] running `Command { std: "docker" "start" "-a" "91d3dc1d1a6dd399a4eda12a1cc7993afa9bce8846546dd59db69719118fb0c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterators-rfoxmich v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "91d3dc1d1a6dd399a4eda12a1cc7993afa9bce8846546dd59db69719118fb0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d3dc1d1a6dd399a4eda12a1cc7993afa9bce8846546dd59db69719118fb0c9", kill_on_drop: false }`
[INFO] [stdout] 91d3dc1d1a6dd399a4eda12a1cc7993afa9bce8846546dd59db69719118fb0c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec568f25ea0fe23b6e299a5c1014d0c239009cb0b222312f919f692feb7be799
[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" "ec568f25ea0fe23b6e299a5c1014d0c239009cb0b222312f919f692feb7be799", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterators-rfoxmich v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "ec568f25ea0fe23b6e299a5c1014d0c239009cb0b222312f919f692feb7be799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec568f25ea0fe23b6e299a5c1014d0c239009cb0b222312f919f692feb7be799", kill_on_drop: false }`
[INFO] [stdout] ec568f25ea0fe23b6e299a5c1014d0c239009cb0b222312f919f692feb7be799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38ca48322cb0f07b9f6a263e82cd2dfc2147e468d0aa1303a70c701335ae6172
[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" "38ca48322cb0f07b9f6a263e82cd2dfc2147e468d0aa1303a70c701335ae6172", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iterators_rfoxmich-2d7b62db05f6a111
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iterators_rfoxmich-af6f031965299381
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::counter_test_2 ... ok
[INFO] [stdout] test tests::map_test ... ok
[INFO] [stdout] test tests::iter_test ... ok
[INFO] [stdout] test tests::sum_test ... ok
[INFO] [stdout] test tests::counter_test_1 ... ok
[INFO] [stdout] test tests::filter_by_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iterators-rfoxmich
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Counter::new (line 42) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - Counter::next (line 60) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Counter::new (line 42) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `iterators`
[INFO] [stdout]  --> src/lib.rs:43:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use iterators::Counter;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `iterators`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Counter::next (line 60) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `iterators`
[INFO] [stdout]  --> src/lib.rs:62:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use iterators::Counter;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `iterators`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Counter::new (line 42)
[INFO] [stdout]     src/lib.rs - Counter::next (line 60)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "38ca48322cb0f07b9f6a263e82cd2dfc2147e468d0aa1303a70c701335ae6172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ca48322cb0f07b9f6a263e82cd2dfc2147e468d0aa1303a70c701335ae6172", kill_on_drop: false }`
[INFO] [stdout] 38ca48322cb0f07b9f6a263e82cd2dfc2147e468d0aa1303a70c701335ae6172