[INFO] fetching crate mix_colors 0.1.1...
[INFO] testing mix_colors-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mix_colors 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mix_colors 0.1.1 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 mix_colors 0.1.1
[INFO] finished tweaking crates.io crate mix_colors 0.1.1
[INFO] tweaked toml for crates.io crate mix_colors 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate mix_colors 0.1.1 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] 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] e87f972a81f05585c85de07626be9a69ce6668529240ec0b937f60b4cd632d98
[INFO] running `Command { std: "docker" "start" "-a" "e87f972a81f05585c85de07626be9a69ce6668529240ec0b937f60b4cd632d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e87f972a81f05585c85de07626be9a69ce6668529240ec0b937f60b4cd632d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87f972a81f05585c85de07626be9a69ce6668529240ec0b937f60b4cd632d98", kill_on_drop: false }`
[INFO] [stdout] e87f972a81f05585c85de07626be9a69ce6668529240ec0b937f60b4cd632d98
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66c78b6a7d4cd1d446a1c79dd6f7d1c78f08ad2b0d69ff8e8c392ccccb30fcd0
[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" "66c78b6a7d4cd1d446a1c79dd6f7d1c78f08ad2b0d69ff8e8c392ccccb30fcd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mix_colors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "66c78b6a7d4cd1d446a1c79dd6f7d1c78f08ad2b0d69ff8e8c392ccccb30fcd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c78b6a7d4cd1d446a1c79dd6f7d1c78f08ad2b0d69ff8e8c392ccccb30fcd0", kill_on_drop: false }`
[INFO] [stdout] 66c78b6a7d4cd1d446a1c79dd6f7d1c78f08ad2b0d69ff8e8c392ccccb30fcd0
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d64f43f566d69d5868af80d3b12cc618e87a31a8e6a56ea656941133ebbedeb8
[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" "d64f43f566d69d5868af80d3b12cc618e87a31a8e6a56ea656941133ebbedeb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mix_colors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d64f43f566d69d5868af80d3b12cc618e87a31a8e6a56ea656941133ebbedeb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64f43f566d69d5868af80d3b12cc618e87a31a8e6a56ea656941133ebbedeb8", kill_on_drop: false }`
[INFO] [stdout] d64f43f566d69d5868af80d3b12cc618e87a31a8e6a56ea656941133ebbedeb8
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] c23b26a47e7dc40265a087d0895170761a685d681de69fb473ff204c3d69815c
[INFO] running `Command { std: "docker" "start" "-a" "c23b26a47e7dc40265a087d0895170761a685d681de69fb473ff204c3d69815c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mix_colors-f823c22f8feadfdd
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mix_colors-24dfaa60dc4fc9ee
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mix_colors
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - add_two (line 27) ... FAILED
[INFO] [stdout] test src/lib.rs - add_one (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_two (line 27) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `crate_project`
[INFO] [stdout]  --> src/lib.rs:29:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = crate_project::add_one(arg);
[INFO] [stdout]   |              ^^^^^^^^^^^^^ use of undeclared crate or module `crate_project`
[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/lib.rs - add_one (line 13) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `crate_project`
[INFO] [stdout]  --> src/lib.rs:15:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = crate_project::add_one(arg);
[INFO] [stdout]   |              ^^^^^^^^^^^^^ use of undeclared crate or module `crate_project`
[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/lib.rs - add_one (line 13)
[INFO] [stdout]     src/lib.rs - add_two (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "c23b26a47e7dc40265a087d0895170761a685d681de69fb473ff204c3d69815c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23b26a47e7dc40265a087d0895170761a685d681de69fb473ff204c3d69815c", kill_on_drop: false }`
[INFO] [stdout] c23b26a47e7dc40265a087d0895170761a685d681de69fb473ff204c3d69815c