[INFO] cloning repository https://github.com/LucianoBestia/mem1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucianoBestia/mem1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fmem1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fmem1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b024718753de593efab1230e9e41cf39d01dd96
[INFO] checking LucianoBestia/mem1 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fmem1" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LucianoBestia/mem1 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LucianoBestia/mem1
[INFO] finished tweaking git repo https://github.com/LucianoBestia/mem1
[INFO] tweaked toml for git repo https://github.com/LucianoBestia/mem1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/LucianoBestia/mem1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e66faceeb725d7b2c57b17991c07c59a1e249384f88bc4e51c5018c9f144b309
[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" "e66faceeb725d7b2c57b17991c07c59a1e249384f88bc4e51c5018c9f144b309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e66faceeb725d7b2c57b17991c07c59a1e249384f88bc4e51c5018c9f144b309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66faceeb725d7b2c57b17991c07c59a1e249384f88bc4e51c5018c9f144b309", kill_on_drop: false }`
[INFO] [stdout] e66faceeb725d7b2c57b17991c07c59a1e249384f88bc4e51c5018c9f144b309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feb0006deda5891f6c8aa979bec52f13c67d8d1b5d21bd309de0fe493af3bbdf
[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" "feb0006deda5891f6c8aa979bec52f13c67d8d1b5d21bd309de0fe493af3bbdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.40
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling bumpalo v2.3.0
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]    Compiling wasm-bindgen v0.2.40
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.40
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.40
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.40
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.40
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.40
[INFO] [stderr]     Checking js-sys v0.3.17
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.17
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.17
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.40
[INFO] [stderr]     Checking dodrio v0.1.0
[INFO] [stderr]     Checking mem1 v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `rand::Rng::shuffle`: use SliceRandom::shuffle instead
[INFO] [stdout]   --> src/lib.rs:67:31
[INFO] [stdout]    |
[INFO] [stdout] 67 |         OsRng::new().unwrap().shuffle(&mut vrndslice);
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `rand::Rng::shuffle`: use SliceRandom::shuffle instead
[INFO] [stdout]   --> src/lib.rs:67:31
[INFO] [stdout]    |
[INFO] [stdout] 67 |         OsRng::new().unwrap().shuffle(&mut vrndslice);
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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 34s
[INFO] running `Command { std: "docker" "inspect" "feb0006deda5891f6c8aa979bec52f13c67d8d1b5d21bd309de0fe493af3bbdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb0006deda5891f6c8aa979bec52f13c67d8d1b5d21bd309de0fe493af3bbdf", kill_on_drop: false }`
[INFO] [stdout] feb0006deda5891f6c8aa979bec52f13c67d8d1b5d21bd309de0fe493af3bbdf