[INFO] crate rusty-fork 0.2.2 is already in cache
[INFO] checking rusty-fork-0.2.2 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate rusty-fork 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rusty-fork 0.2.2 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rusty-fork 0.2.2
[INFO] finished tweaking crates.io crate rusty-fork 0.2.2
[INFO] tweaked toml for crates.io crate rusty-fork 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] daf5b5d61a16b1713152ff6ffac67985ac376fafc871593522b13975a0208467
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "daf5b5d61a16b1713152ff6ffac67985ac376fafc871593522b13975a0208467"`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fork.rs:112:37
[INFO] [stderr]     |
[INFO] [stderr] 112 |              process_modifier: &mut FnMut (&mut process::Command),
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut (&mut process::Command)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fork.rs:113:30
[INFO] [stderr]     |
[INFO] [stderr] 113 |              in_parent: &mut FnMut (&mut ChildWrapper, &mut fs::File),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut (&mut ChildWrapper, &mut fs::File)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fork.rs:114:29
[INFO] [stderr]     |
[INFO] [stderr] 114 |              in_child: &mut FnMut ()) -> Result<()> {
[INFO] [stderr]     |                             ^^^^^^^^ help: use `dyn`: `dyn FnMut ()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fork.rs:112:37
[INFO] [stderr]     |
[INFO] [stderr] 112 |              process_modifier: &mut FnMut (&mut process::Command),
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut (&mut process::Command)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fork.rs:113:30
[INFO] [stderr]     |
[INFO] [stderr] 113 |              in_parent: &mut FnMut (&mut ChildWrapper, &mut fs::File),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut (&mut ChildWrapper, &mut fs::File)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fork.rs:114:29
[INFO] [stderr]     |
[INFO] [stderr] 114 |              in_child: &mut FnMut ()) -> Result<()> {
[INFO] [stderr]     |                             ^^^^^^^^ help: use `dyn`: `dyn FnMut ()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/cmdline.rs:62:15
[INFO] [stderr]    |
[INFO] [stderr] 62 |         &flag.trim_left_matches('-').to_uppercase().replace('-', "_"));
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/cmdline.rs:62:15
[INFO] [stderr]    |
[INFO] [stderr] 62 |         &flag.trim_left_matches('-').to_uppercase().replace('-', "_"));
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
[INFO] running `"docker" "inspect" "daf5b5d61a16b1713152ff6ffac67985ac376fafc871593522b13975a0208467"`
[INFO] running `"docker" "rm" "-f" "daf5b5d61a16b1713152ff6ffac67985ac376fafc871593522b13975a0208467"`
[INFO] [stdout] daf5b5d61a16b1713152ff6ffac67985ac376fafc871593522b13975a0208467