[INFO] fetching crate youchoose 0.1.1...
[INFO] testing youchoose-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate youchoose 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate youchoose 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate youchoose 0.1.1
[INFO] finished tweaking crates.io crate youchoose 0.1.1
[INFO] tweaked toml for crates.io crate youchoose 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate youchoose 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5908392781ca49ad3b82a6e4502039a5055ba0910d342b691d9bad5e30476028
[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" "5908392781ca49ad3b82a6e4502039a5055ba0910d342b691d9bad5e30476028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5908392781ca49ad3b82a6e4502039a5055ba0910d342b691d9bad5e30476028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5908392781ca49ad3b82a6e4502039a5055ba0910d342b691d9bad5e30476028", kill_on_drop: false }`
[INFO] [stdout] 5908392781ca49ad3b82a6e4502039a5055ba0910d342b691d9bad5e30476028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e635920f5de8ce00b9182fa95234046c0ab8cedc2a37b07139e7260c2396a66d
[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" "e635920f5de8ce00b9182fa95234046c0ab8cedc2a37b07139e7260c2396a66d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling youchoose v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "e635920f5de8ce00b9182fa95234046c0ab8cedc2a37b07139e7260c2396a66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e635920f5de8ce00b9182fa95234046c0ab8cedc2a37b07139e7260c2396a66d", kill_on_drop: false }`
[INFO] [stdout] e635920f5de8ce00b9182fa95234046c0ab8cedc2a37b07139e7260c2396a66d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfae3a851c512beb873f64fed544fb81fb2adfc7914ffc0b0359adaa827154f4
[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" "bfae3a851c512beb873f64fed544fb81fb2adfc7914ffc0b0359adaa827154f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling youchoose v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "bfae3a851c512beb873f64fed544fb81fb2adfc7914ffc0b0359adaa827154f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfae3a851c512beb873f64fed544fb81fb2adfc7914ffc0b0359adaa827154f4", kill_on_drop: false }`
[INFO] [stdout] bfae3a851c512beb873f64fed544fb81fb2adfc7914ffc0b0359adaa827154f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 85a36b5950dc550012e1faa46113baae10996672686878377dc1fbd01c0f7da5
[INFO] running `Command { std: "docker" "start" "-a" "85a36b5950dc550012e1faa46113baae10996672686878377dc1fbd01c0f7da5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/youchoose-e20a4aeb9b05b3f1)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests youchoose
[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 4 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 36) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 64) ... FAILED
[INFO] [stdout] test src/lib.rs - Menu::add_multiselect_key (line 390) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] error[E0254]: the name `youchoose` is defined multiple times
[INFO] [stdout]  --> src/lib.rs:16:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate r#youchoose;
[INFO] [stdout]   | ------------------------- previous import of the extern crate `youchoose` here
[INFO] [stdout] 3 | use youchoose;
[INFO] [stdout]   |     ^^^^^^^^^ `youchoose` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `youchoose` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0254`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 36) stdout ----
[INFO] [stdout] error[E0254]: the name `youchoose` is defined multiple times
[INFO] [stdout]  --> src/lib.rs:37:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate r#youchoose;
[INFO] [stdout]   | ------------------------- previous import of the extern crate `youchoose` here
[INFO] [stdout] 3 | use youchoose;
[INFO] [stdout]   |     ^^^^^^^^^ `youchoose` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `youchoose` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0254`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 64) stdout ----
[INFO] [stdout] error[E0254]: the name `youchoose` is defined multiple times
[INFO] [stdout]  --> src/lib.rs:65:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate r#youchoose;
[INFO] [stdout]   | ------------------------- previous import of the extern crate `youchoose` here
[INFO] [stdout] 3 | use youchoose;
[INFO] [stdout]   |     ^^^^^^^^^ `youchoose` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `youchoose` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn multiples(num: i32) -> String {
[INFO] [stdout]    |    ---------              ^^^^^^ expected struct `String`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0254, E0308.
[INFO] [stdout] For more information about an error, try `rustc --explain E0254`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Menu::add_multiselect_key (line 390) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error opening terminal: unknown.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout]     src/lib.rs - (line 36)
[INFO] [stdout]     src/lib.rs - (line 64)
[INFO] [stdout]     src/lib.rs - Menu::add_multiselect_key (line 390)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "85a36b5950dc550012e1faa46113baae10996672686878377dc1fbd01c0f7da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a36b5950dc550012e1faa46113baae10996672686878377dc1fbd01c0f7da5", kill_on_drop: false }`
[INFO] [stdout] 85a36b5950dc550012e1faa46113baae10996672686878377dc1fbd01c0f7da5
