[INFO] fetching crate functional 0.0.7...
[INFO] checking functional-0.0.7 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate functional 0.0.7 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate functional 0.0.7 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate functional 0.0.7
[INFO] finished tweaking crates.io crate functional 0.0.7
[INFO] tweaked toml for crates.io crate functional 0.0.7 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7b3dc81f7b64127ac187c17c95483c8fd7f7a88894a8f823541a240eba557b8
[INFO] running `Command { std: "docker" "start" "-a" "d7b3dc81f7b64127ac187c17c95483c8fd7f7a88894a8f823541a240eba557b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7b3dc81f7b64127ac187c17c95483c8fd7f7a88894a8f823541a240eba557b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b3dc81f7b64127ac187c17c95483c8fd7f7a88894a8f823541a240eba557b8", kill_on_drop: false }`
[INFO] [stdout] d7b3dc81f7b64127ac187c17c95483c8fd7f7a88894a8f823541a240eba557b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9234e4810f31bf70f6e2da0d1b090b9c2e63c0ad556472fb34a8bb39af099421
[INFO] running `Command { std: "docker" "start" "-a" "9234e4810f31bf70f6e2da0d1b090b9c2e63c0ad556472fb34a8bb39af099421", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking functional v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Zero` in `num`
[INFO] [stdout]   --> src/algebra/ops.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |         <T as num::Zero>::zero()
[INFO] [stdout]    |                    ^^^^ could not find `Zero` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `One` in `num`
[INFO] [stdout]    --> src/algebra/ops.rs:128:20
[INFO] [stdout]     |
[INFO] [stdout] 128 |         <T as num::One>::one()
[INFO] [stdout]     |                    ^^^ could not find `One` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Zero` in module `num`
[INFO] [stdout]   --> src/algebra/ops.rs:42:19
[INFO] [stdout]    |
[INFO] [stdout] 42 |     where T: num::Zero + ops::Add<Output = T>
[INFO] [stdout]    |                   ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `One` in module `num`
[INFO] [stdout]    --> src/algebra/ops.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |     where T: num::One + ops::Mul<Output = T>
[INFO] [stdout]     |                   ^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Zero` in `num`
[INFO] [stdout]   --> src/algebra/ops.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |         <T as num::Zero>::zero()
[INFO] [stdout]    |                    ^^^^ could not find `Zero` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `One` in `num`
[INFO] [stdout]    --> src/algebra/ops.rs:128:20
[INFO] [stdout]     |
[INFO] [stdout] 128 |         <T as num::One>::one()
[INFO] [stdout]     |                    ^^^ could not find `One` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Zero` in module `num`
[INFO] [stdout]   --> src/algebra/ops.rs:42:19
[INFO] [stdout]    |
[INFO] [stdout] 42 |     where T: num::Zero + ops::Add<Output = T>
[INFO] [stdout]    |                   ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `One` in module `num`
[INFO] [stdout]    --> src/algebra/ops.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |     where T: num::One + ops::Mul<Output = T>
[INFO] [stdout]     |                   ^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `functional` due to 5 previous errors
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9234e4810f31bf70f6e2da0d1b090b9c2e63c0ad556472fb34a8bb39af099421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9234e4810f31bf70f6e2da0d1b090b9c2e63c0ad556472fb34a8bb39af099421", kill_on_drop: false }`
[INFO] [stdout] 9234e4810f31bf70f6e2da0d1b090b9c2e63c0ad556472fb34a8bb39af099421