[INFO] fetching crate somok 1.0.0...
[INFO] testing somok-1.0.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate somok 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate somok 1.0.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate somok 1.0.0
[INFO] finished tweaking crates.io crate somok 1.0.0
[INFO] tweaked toml for crates.io crate somok 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6326eefd5df40eca68312d62b8ee57baab69ca1ad33ea218eaf30527361c4ba
[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" "c6326eefd5df40eca68312d62b8ee57baab69ca1ad33ea218eaf30527361c4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6326eefd5df40eca68312d62b8ee57baab69ca1ad33ea218eaf30527361c4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6326eefd5df40eca68312d62b8ee57baab69ca1ad33ea218eaf30527361c4ba", kill_on_drop: false }`
[INFO] [stdout] c6326eefd5df40eca68312d62b8ee57baab69ca1ad33ea218eaf30527361c4ba
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a90af205eef4d94e57da5f1efe624be136589eb03ddeda7ade1c86f306b47e2
[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" "0a90af205eef4d94e57da5f1efe624be136589eb03ddeda7ade1c86f306b47e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling somok v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "0a90af205eef4d94e57da5f1efe624be136589eb03ddeda7ade1c86f306b47e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a90af205eef4d94e57da5f1efe624be136589eb03ddeda7ade1c86f306b47e2", kill_on_drop: false }`
[INFO] [stdout] 0a90af205eef4d94e57da5f1efe624be136589eb03ddeda7ade1c86f306b47e2
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 053bf266ffeec951382e5242710bbccd20af9f90749f4e8c124982df280afb63
[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" "053bf266ffeec951382e5242710bbccd20af9f90749f4e8c124982df280afb63", kill_on_drop: false }`
[INFO] [stderr]    Compiling somok v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "053bf266ffeec951382e5242710bbccd20af9f90749f4e8c124982df280afb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053bf266ffeec951382e5242710bbccd20af9f90749f4e8c124982df280afb63", kill_on_drop: false }`
[INFO] [stdout] 053bf266ffeec951382e5242710bbccd20af9f90749f4e8c124982df280afb63
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d4ae074ade2c471b9517c2517d81bf9d614e776d22fa0e64368b524f260cca1
[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" "6d4ae074ade2c471b9517c2517d81bf9d614e776d22fa0e64368b524f260cca1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/somok-ddd1aea68acc79e4)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests somok
[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 - Somok (line 20) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 10) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Somok (line 20) stdout ----
[INFO] [stdout] error[E0107]: this enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]  --> src/lib.rs:21:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn foo() -> Result<Option<String>> {
[INFO] [stdout]   |             ^^^^^^ -------------- supplied 1 generic argument
[INFO] [stdout]   |             |
[INFO] [stdout]   |             expected 2 generic arguments
[INFO] [stdout]   |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn foo() -> Result<Option<String>, E> {
[INFO] [stdout]   |                                  +++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0107`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 10) stdout ----
[INFO] [stdout] error[E0107]: this enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]  --> src/lib.rs:13:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn foo() -> Result<Option<String>> {
[INFO] [stdout]   |             ^^^^^^ -------------- supplied 1 generic argument
[INFO] [stdout]   |             |
[INFO] [stdout]   |             expected 2 generic arguments
[INFO] [stdout]   |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn foo() -> Result<Option<String>, E> {
[INFO] [stdout]   |                                  +++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0107`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 10)
[INFO] [stdout]     src/lib.rs - Somok (line 20)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "6d4ae074ade2c471b9517c2517d81bf9d614e776d22fa0e64368b524f260cca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4ae074ade2c471b9517c2517d81bf9d614e776d22fa0e64368b524f260cca1", kill_on_drop: false }`
[INFO] [stdout] 6d4ae074ade2c471b9517c2517d81bf9d614e776d22fa0e64368b524f260cca1