[INFO] crate ramp 0.5.3 is already in cache
[INFO] checking ramp-0.5.3 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] extracting crate ramp 0.5.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ramp 0.5.3 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ramp 0.5.3
[INFO] finished tweaking crates.io crate ramp 0.5.3
[INFO] tweaked toml for crates.io crate ramp 0.5.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ramp 0.5.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a12a4fd2eb00d2099941a950baeaba47e54903202302193b575deb884c06caac
[INFO] running `"docker" "start" "-a" "a12a4fd2eb00d2099941a950baeaba47e54903202302193b575deb884c06caac"`
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]    Compiling rustc-cfg v0.2.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking ieee754 v0.2.2
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]    Compiling ramp v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking quickcheck v0.6.0
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/int.rs:317:13
[INFO] [stderr]     |
[INFO] [stderr] 317 |             try!(w.write_all(b"-"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]     --> src/int.rs:3484:14
[INFO] [stderr]      |
[INFO] [stderr] 3484 |         self.description().fmt(f)
[INFO] [stderr]      |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/rational.rs:910:16
[INFO] [stderr]     |
[INFO] [stderr] 910 |         self.0.description()
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/int.rs:317:13
[INFO] [stderr]     |
[INFO] [stderr] 317 |             try!(w.write_all(b"-"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]     --> src/int.rs:3484:14
[INFO] [stderr]      |
[INFO] [stderr] 3484 |         self.description().fmt(f)
[INFO] [stderr]      |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/rational.rs:910:16
[INFO] [stderr]     |
[INFO] [stderr] 910 |         self.0.description()
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `"docker" "inspect" "a12a4fd2eb00d2099941a950baeaba47e54903202302193b575deb884c06caac"`
[INFO] running `"docker" "rm" "-f" "a12a4fd2eb00d2099941a950baeaba47e54903202302193b575deb884c06caac"`
[INFO] [stdout] a12a4fd2eb00d2099941a950baeaba47e54903202302193b575deb884c06caac