[INFO] updating cached repository https://github.com/vorner/bigbuffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40cb0173c142c70c695a8df73a4c2564f0759b5e
[INFO] checking vorner/bigbuffer against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvorner%2Fbigbuffer" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vorner/bigbuffer 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 git repo https://github.com/vorner/bigbuffer
[INFO] finished tweaking git repo https://github.com/vorner/bigbuffer
[INFO] tweaked toml for git repo https://github.com/vorner/bigbuffer written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/vorner/bigbuffer already has a lockfile, it will not be regenerated
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] ee043540b9bdd13cccb230b779f3acc95b0e17dd90c174ae6b95a20169a8e1ad
[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" "ee043540b9bdd13cccb230b779f3acc95b0e17dd90c174ae6b95a20169a8e1ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee043540b9bdd13cccb230b779f3acc95b0e17dd90c174ae6b95a20169a8e1ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee043540b9bdd13cccb230b779f3acc95b0e17dd90c174ae6b95a20169a8e1ad", kill_on_drop: false }`
[INFO] [stdout] ee043540b9bdd13cccb230b779f3acc95b0e17dd90c174ae6b95a20169a8e1ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 44a2ad9d0e1598e7680f059a9555c9b9248d7ee19b0f2de93a3f41bab82355b6
[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" "44a2ad9d0e1598e7680f059a9555c9b9248d7ee19b0f2de93a3f41bab82355b6", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking humansize v1.0.2
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking clap v2.28.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking structopt v0.1.6
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking bigbuffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/main.rs:9:38
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 | static READ_CNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:36:33
[INFO] [stdout]    |
[INFO] [stdout] 36 | static WRITE_CNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/main.rs:9:38
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 | static READ_CNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:36:33
[INFO] [stdout]    |
[INFO] [stdout] 36 | static WRITE_CNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.16s
[INFO] running `Command { std: "docker" "inspect" "44a2ad9d0e1598e7680f059a9555c9b9248d7ee19b0f2de93a3f41bab82355b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a2ad9d0e1598e7680f059a9555c9b9248d7ee19b0f2de93a3f41bab82355b6", kill_on_drop: false }`
[INFO] [stdout] 44a2ad9d0e1598e7680f059a9555c9b9248d7ee19b0f2de93a3f41bab82355b6