[INFO] fetching crate functional 0.0.7...
[INFO] checking functional-0.0.7 against beta for pr-78714
[INFO] extracting crate functional 0.0.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate functional 0.0.7 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a33425372ea6a4985310f4fec07960a4070b413e3ee42d6d568d9f46948e1a7c
[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" "a33425372ea6a4985310f4fec07960a4070b413e3ee42d6d568d9f46948e1a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a33425372ea6a4985310f4fec07960a4070b413e3ee42d6d568d9f46948e1a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33425372ea6a4985310f4fec07960a4070b413e3ee42d6d568d9f46948e1a7c", kill_on_drop: false }`
[INFO] [stdout] a33425372ea6a4985310f4fec07960a4070b413e3ee42d6d568d9f46948e1a7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4747d898b5a6623f63ec2943a68d93a4115f4fe163759fab8a584c5b0cd2f5f
[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" "e4747d898b5a6623f63ec2943a68d93a4115f4fe163759fab8a584c5b0cd2f5f", kill_on_drop: false }`
[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[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(zero_one, type_macros)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(zero_one, type_macros)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `functional`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e4747d898b5a6623f63ec2943a68d93a4115f4fe163759fab8a584c5b0cd2f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4747d898b5a6623f63ec2943a68d93a4115f4fe163759fab8a584c5b0cd2f5f", kill_on_drop: false }`
[INFO] [stdout] e4747d898b5a6623f63ec2943a68d93a4115f4fe163759fab8a584c5b0cd2f5f