[INFO] fetching crate ticklock 0.0.8...
[INFO] checking ticklock-0.0.8 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate ticklock 0.0.8 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ticklock 0.0.8 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ticklock 0.0.8
[INFO] finished tweaking crates.io crate ticklock 0.0.8
[INFO] tweaked toml for crates.io crate ticklock 0.0.8 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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] 6b019fe414bcae04e01a36dfc487dd2fb04ccf66796715a9b09d5797d6819e08
[INFO] running `Command { std: "docker" "start" "-a" "6b019fe414bcae04e01a36dfc487dd2fb04ccf66796715a9b09d5797d6819e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b019fe414bcae04e01a36dfc487dd2fb04ccf66796715a9b09d5797d6819e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b019fe414bcae04e01a36dfc487dd2fb04ccf66796715a9b09d5797d6819e08", kill_on_drop: false }`
[INFO] [stdout] 6b019fe414bcae04e01a36dfc487dd2fb04ccf66796715a9b09d5797d6819e08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e05d9ba3227beef5dd0424451ad52cf8857668440f574919fb2eefad9aa519e6
[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" "e05d9ba3227beef5dd0424451ad52cf8857668440f574919fb2eefad9aa519e6", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking ticklock v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> src/clock.rs:258:22
[INFO] [stdout]     |
[INFO] [stdout] 258 |         assert_eq!(2.clamp(1, 3), 2);
[INFO] [stdout]     |                      ^^^^^ multiple `clamp` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `U32Ext` for the type `u32`
[INFO] [stdout]    --> src/clock.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn clamp(self, min: u32, max: u32) -> u32 {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `Ord`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 258 |         assert_eq!(U32Ext::clamp(2, 1, 3), 2);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 258 |         assert_eq!(Ord::clamp(2, 1, 3), 2);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> src/clock.rs:259:23
[INFO] [stdout]     |
[INFO] [stdout] 259 |         assert_eq!(20.clamp(1, 3), 3);
[INFO] [stdout]     |                       ^^^^^ multiple `clamp` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `U32Ext` for the type `u32`
[INFO] [stdout]    --> src/clock.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn clamp(self, min: u32, max: u32) -> u32 {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `Ord`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 259 |         assert_eq!(U32Ext::clamp(20, 1, 3), 3);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 259 |         assert_eq!(Ord::clamp(20, 1, 3), 3);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> src/clock.rs:260:22
[INFO] [stdout]     |
[INFO] [stdout] 260 |         assert_eq!(0.clamp(1, 3), 1);
[INFO] [stdout]     |                      ^^^^^ multiple `clamp` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `U32Ext` for the type `u32`
[INFO] [stdout]    --> src/clock.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn clamp(self, min: u32, max: u32) -> u32 {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `Ord`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 260 |         assert_eq!(U32Ext::clamp(0, 1, 3), 1);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 260 |         assert_eq!(Ord::clamp(0, 1, 3), 1);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ticklock`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e05d9ba3227beef5dd0424451ad52cf8857668440f574919fb2eefad9aa519e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05d9ba3227beef5dd0424451ad52cf8857668440f574919fb2eefad9aa519e6", kill_on_drop: false }`
[INFO] [stdout] e05d9ba3227beef5dd0424451ad52cf8857668440f574919fb2eefad9aa519e6