[INFO] fetching crate ticklock 0.0.8...
[INFO] checking ticklock-0.0.8 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate ticklock 0.0.8 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ticklock 0.0.8 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "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-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding cast v0.2.7 (available: v0.3.0)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 597733f2e5734878e5e4b3e9830da0c338fda6683a9a2b37878de295301b25f0
[INFO] running `Command { std: "docker" "start" "-a" "597733f2e5734878e5e4b3e9830da0c338fda6683a9a2b37878de295301b25f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "597733f2e5734878e5e4b3e9830da0c338fda6683a9a2b37878de295301b25f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597733f2e5734878e5e4b3e9830da0c338fda6683a9a2b37878de295301b25f0", kill_on_drop: false }`
[INFO] [stdout] 597733f2e5734878e5e4b3e9830da0c338fda6683a9a2b37878de295301b25f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8412e29fb6af684a421a6c39ed619152fd66572628a461491487471a9aabdba
[INFO] running `Command { std: "docker" "start" "-a" "b8412e29fb6af684a421a6c39ed619152fd66572628a461491487471a9aabdba", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling cast v0.2.7
[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 the trait `Ord`
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/cmp.rs:901:5
[INFO] [stdout] note: candidate #2 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] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 258 |         assert_eq!(Ord::clamp(2, 1, 3), 2);
[INFO] [stdout]     |                    ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 258 |         assert_eq!(U32Ext::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 the trait `Ord`
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/cmp.rs:901:5
[INFO] [stdout] note: candidate #2 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] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 259 |         assert_eq!(Ord::clamp(20, 1, 3), 3);
[INFO] [stdout]     |                    ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 259 |         assert_eq!(U32Ext::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 the trait `Ord`
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/cmp.rs:901:5
[INFO] [stdout] note: candidate #2 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] help: disambiguate the method for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 260 |         assert_eq!(Ord::clamp(0, 1, 3), 1);
[INFO] [stdout]     |                    ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 260 |         assert_eq!(U32Ext::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` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "b8412e29fb6af684a421a6c39ed619152fd66572628a461491487471a9aabdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8412e29fb6af684a421a6c39ed619152fd66572628a461491487471a9aabdba", kill_on_drop: false }`
[INFO] [stdout] b8412e29fb6af684a421a6c39ed619152fd66572628a461491487471a9aabdba