[INFO] fetching crate serval 0.1.0...
[INFO] checking serval-0.1.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate serval 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate serval 0.1.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serval 0.1.0
[INFO] finished tweaking crates.io crate serval 0.1.0
[INFO] tweaked toml for crates.io crate serval 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loggerv v0.7.2
[INFO] [stderr]   Downloaded logger v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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] 2d7887fe9b75d357e10170a3ce50b1fa1608a5b6e3c61ac9a78fd9bb0b5ac933
[INFO] running `Command { std: "docker" "start" "-a" "2d7887fe9b75d357e10170a3ce50b1fa1608a5b6e3c61ac9a78fd9bb0b5ac933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d7887fe9b75d357e10170a3ce50b1fa1608a5b6e3c61ac9a78fd9bb0b5ac933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7887fe9b75d357e10170a3ce50b1fa1608a5b6e3c61ac9a78fd9bb0b5ac933", kill_on_drop: false }`
[INFO] [stdout] 2d7887fe9b75d357e10170a3ce50b1fa1608a5b6e3c61ac9a78fd9bb0b5ac933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a67cba9ebc4e8dc75e944d11ddc7843b0e98585de126ddffb9e965dbd554bbf2
[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" "a67cba9ebc4e8dc75e944d11ddc7843b0e98585de126ddffb9e965dbd554bbf2", kill_on_drop: false }`
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[INFO] [stderr]    Compiling phf_generator v0.7.24
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[INFO] [stderr]     Checking serval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/paint.rs:136:11
[INFO] [stdout]     |
[INFO] [stdout] 136 |         f.clamp(0.0, self.width as f32) as usize
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `prelude::Clamp::clamp(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::f32::<impl f32>::clamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/paint.rs:136:11
[INFO] [stdout]     |
[INFO] [stdout] 136 |         f.clamp(0.0, self.width as f32) as usize
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `prelude::Clamp::clamp(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::f32::<impl f32>::clamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "a67cba9ebc4e8dc75e944d11ddc7843b0e98585de126ddffb9e965dbd554bbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67cba9ebc4e8dc75e944d11ddc7843b0e98585de126ddffb9e965dbd554bbf2", kill_on_drop: false }`
[INFO] [stdout] a67cba9ebc4e8dc75e944d11ddc7843b0e98585de126ddffb9e965dbd554bbf2
