[INFO] updating cached repository https://github.com/riboseinc/riffol [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] 3fa11b085767de108c62141b2faf1b60e379c081 [INFO] checking riboseinc/riffol against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friboseinc%2Friffol" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/riboseinc/riffol on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/riboseinc/riffol [INFO] finished tweaking git repo https://github.com/riboseinc/riffol [INFO] tweaked toml for git repo https://github.com/riboseinc/riffol written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/riboseinc/riffol already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 009a91aff2174447bc7eab51d52a2537b02a477ade8e7c726ee40a1f031f4cd1 [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" "009a91aff2174447bc7eab51d52a2537b02a477ade8e7c726ee40a1f031f4cd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "009a91aff2174447bc7eab51d52a2537b02a477ade8e7c726ee40a1f031f4cd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "009a91aff2174447bc7eab51d52a2537b02a477ade8e7c726ee40a1f031f4cd1", kill_on_drop: false }` [INFO] [stdout] 009a91aff2174447bc7eab51d52a2537b02a477ade8e7c726ee40a1f031f4cd1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1bd2a5eb4967cf559233d17982b85264b74c674c63537d9a150fe62cf695b29b [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" "1bd2a5eb4967cf559233d17982b85264b74c674c63537d9a150fe62cf695b29b", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling ucd-trie v0.1.1 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking arc-swap v0.3.2 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking lazycell v1.2.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.12 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking stderrlog v0.4.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking nix v0.11.0 [INFO] [stderr] Compiling pest v2.0.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking signal-hook v0.1.5 [INFO] [stderr] Checking lock_api v0.1.4 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking syslog v4.0.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Compiling pest_meta v2.0.3 [INFO] [stderr] Compiling pest_generator v2.0.0 [INFO] [stderr] Compiling nereon_derive v0.4.2 [INFO] [stderr] Compiling pest_derive v2.0.1 [INFO] [stderr] Checking nereon v0.4.2 [INFO] [stderr] Checking riffol v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ---- the item `libc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 33 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ---- the item `libc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 33 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stdout] --> src/health.rs:149:38 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stdout] --> src/health.rs:149:38 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead [INFO] [stdout] --> src/application.rs:289:14 [INFO] [stdout] | [INFO] [stdout] 289 | .before_exec(move || { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead [INFO] [stdout] --> src/application.rs:289:14 [INFO] [stdout] | [INFO] [stdout] 289 | .before_exec(move || { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let mut connection = connections.get_mut(handle).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:195:21 [INFO] [stdout] | [INFO] [stdout] 195 | let mut connection = connections.remove(handle); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:243:17 [INFO] [stdout] | [INFO] [stdout] 243 | let mut logger: syslog::Result< [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let mut connection = connections.get_mut(handle).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:195:21 [INFO] [stdout] | [INFO] [stdout] 195 | let mut connection = connections.remove(handle); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:243:17 [INFO] [stdout] | [INFO] [stdout] 243 | let mut logger: syslog::Result< [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.97s [INFO] running `Command { std: "docker" "inspect" "1bd2a5eb4967cf559233d17982b85264b74c674c63537d9a150fe62cf695b29b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bd2a5eb4967cf559233d17982b85264b74c674c63537d9a150fe62cf695b29b", kill_on_drop: false }` [INFO] [stdout] 1bd2a5eb4967cf559233d17982b85264b74c674c63537d9a150fe62cf695b29b