[INFO] fetching crate ryu-ecmascript 0.1.1...
[INFO] checking ryu-ecmascript-0.1.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate ryu-ecmascript 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ryu-ecmascript 0.1.1 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ryu-ecmascript 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ryu-ecmascript 0.1.1
[INFO] tweaked toml for crates.io crate ryu-ecmascript 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cc3a76621c8afa93ecaa43936ed4743ad71650233d04ea58d78a4d24f5ea46a
[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" "2cc3a76621c8afa93ecaa43936ed4743ad71650233d04ea58d78a4d24f5ea46a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cc3a76621c8afa93ecaa43936ed4743ad71650233d04ea58d78a4d24f5ea46a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc3a76621c8afa93ecaa43936ed4743ad71650233d04ea58d78a4d24f5ea46a", kill_on_drop: false }`
[INFO] [stdout] 2cc3a76621c8afa93ecaa43936ed4743ad71650233d04ea58d78a4d24f5ea46a
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 636d80e704b14e4b95b337aa2ea46d023897899cd2ffb8a63dbb66fecfd0ac70
[INFO] running `Command { std: "docker" "start" "-a" "636d80e704b14e4b95b337aa2ea46d023897899cd2ffb8a63dbb66fecfd0ac70", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu-ecmascript v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buffer/mod.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Buffer { bytes: unsafe { mem::uninitialized() } }
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/d2s.rs:213:32
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let mut vp: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/d2s.rs:214:32
[INFO] [stdout]     |
[INFO] [stdout] 214 |     let mut vm: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buffer/mod.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Buffer { bytes: unsafe { mem::uninitialized() } }
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/d2s.rs:213:32
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let mut vp: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/d2s.rs:214:32
[INFO] [stdout]     |
[INFO] [stdout] 214 |     let mut vm: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "636d80e704b14e4b95b337aa2ea46d023897899cd2ffb8a63dbb66fecfd0ac70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636d80e704b14e4b95b337aa2ea46d023897899cd2ffb8a63dbb66fecfd0ac70", kill_on_drop: false }`
[INFO] [stdout] 636d80e704b14e4b95b337aa2ea46d023897899cd2ffb8a63dbb66fecfd0ac70