[INFO] fetching crate jemalloc-ctl 0.3.3...
[INFO] checking jemalloc-ctl-0.3.3 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate jemalloc-ctl 0.3.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate jemalloc-ctl 0.3.3 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jemalloc-ctl 0.3.3
[INFO] finished tweaking crates.io crate jemalloc-ctl 0.3.3
[INFO] tweaked toml for crates.io crate jemalloc-ctl 0.3.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adf36e87f3fa8b91846139a7760aecfb592208c7f30623ef0fee7a1923abc95c
[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" "adf36e87f3fa8b91846139a7760aecfb592208c7f30623ef0fee7a1923abc95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adf36e87f3fa8b91846139a7760aecfb592208c7f30623ef0fee7a1923abc95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adf36e87f3fa8b91846139a7760aecfb592208c7f30623ef0fee7a1923abc95c", kill_on_drop: false }`
[INFO] [stdout] adf36e87f3fa8b91846139a7760aecfb592208c7f30623ef0fee7a1923abc95c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe3c3c3ce5631801596e4d63a554f568ad2827ca89d8ce56b084b1ee03f2dd1
[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" "5fe3c3c3ce5631801596e4d63a554f568ad2827ca89d8ce56b084b1ee03f2dd1", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling paste-impl v0.1.16
[INFO] [stderr]     Checking paste v0.1.16
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking jemalloc-ctl v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `str` is imported redundantly
[INFO] [stdout]   --> src/keys.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::str;
[INFO] [stdout]    |     -------- the item `str` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 49 |         use str;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `str` is imported redundantly
[INFO] [stdout]    --> src/keys.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 33  | use std::str;
[INFO] [stdout]     |     -------- the item `str` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 128 |         use str;
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `str` is imported redundantly
[INFO] [stdout]    --> src/keys.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 33  | use std::str;
[INFO] [stdout]     |     -------- the item `str` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 135 |         use str;
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `str` is imported redundantly
[INFO] [stdout]   --> src/keys.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::str;
[INFO] [stdout]    |     -------- the item `str` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 49 |         use str;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `str` is imported redundantly
[INFO] [stdout]    --> src/keys.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 33  | use std::str;
[INFO] [stdout]     |     -------- the item `str` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 128 |         use str;
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `str` is imported redundantly
[INFO] [stdout]    --> src/keys.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 33  | use std::str;
[INFO] [stdout]     |     -------- the item `str` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 135 |         use str;
[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 1m 55s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5fe3c3c3ce5631801596e4d63a554f568ad2827ca89d8ce56b084b1ee03f2dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe3c3c3ce5631801596e4d63a554f568ad2827ca89d8ce56b084b1ee03f2dd1", kill_on_drop: false }`
[INFO] [stdout] 5fe3c3c3ce5631801596e4d63a554f568ad2827ca89d8ce56b084b1ee03f2dd1