[INFO] updating cached repository https://github.com/wmww/snap-out
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8f37005d8edd4bef513329593315452848fad170
[INFO] checking wmww/snap-out against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmww%2Fsnap-out" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wmww/snap-out on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wmww/snap-out
[INFO] finished tweaking git repo https://github.com/wmww/snap-out
[INFO] tweaked toml for git repo https://github.com/wmww/snap-out written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/wmww/snap-out already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bc8ccaff3243847b8101ae4cfd7a8d6c21cf5adef73958b80737cbec5a58be8c
[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" "bc8ccaff3243847b8101ae4cfd7a8d6c21cf5adef73958b80737cbec5a58be8c"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking simple-error v0.2.0
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking libflate v0.1.24
[INFO] [stderr]     Checking procfs v0.5.3
[INFO] [stderr]     Checking snap-out v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/debug.rs:9:78
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn get_environment_info(manager: &mut manager::Manager) -> Result<String, Rc<Error>> {
[INFO] [stderr]   |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[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/debug.rs:13:74
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn dump_debugging_info(manager: &mut manager::Manager) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/environments.rs:24:36
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn detect(mut process: Box<process::Process>) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn process::Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/environments.rs:24:75
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn detect(mut process: Box<process::Process>) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/manager.rs:6:42
[INFO] [stderr]   |
[INFO] [stderr] 6 | type GenericResult<T> = Result<Rc<T>, Rc<Error>>;
[INFO] [stderr]   |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/process.rs:9:47
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>>;
[INFO] [stderr]   |                                               ^^^^^^^ help: use `dyn`: `dyn Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/process.rs:9:62
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>>;
[INFO] [stderr]   |                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:20:78
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn from_procfs_process(process: procfs::Process) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:25:41
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn myself() -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:31:47
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>> {
[INFO] [stderr]    |                                               ^^^^^^^ help: use `dyn`: `dyn Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:31:62
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>> {
[INFO] [stderr]    |                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:81:51
[INFO] [stderr]    |
[INFO] [stderr] 81 |         fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^ help: use `dyn`: `dyn Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:81:66
[INFO] [stderr]    |
[INFO] [stderr] 81 |         fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>> {
[INFO] [stderr]    |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:85:57
[INFO] [stderr]    |
[INFO] [stderr] 85 |                 .map(|p| Box::new((**p).clone()) as Box<Process>))
[INFO] [stderr]    |                                                         ^^^^^^^ help: use `dyn`: `dyn Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/process.rs:132:18
[INFO] [stderr]     |
[INFO] [stderr] 132 |         ) as Box<Process>);
[INFO] [stderr]     |                  ^^^^^^^ help: use `dyn`: `dyn Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/debug.rs:9:78
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn get_environment_info(manager: &mut manager::Manager) -> Result<String, Rc<Error>> {
[INFO] [stderr]   |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[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/debug.rs:13:74
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn dump_debugging_info(manager: &mut manager::Manager) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/environments.rs:24:36
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn detect(mut process: Box<process::Process>) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn process::Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/environments.rs:24:75
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn detect(mut process: Box<process::Process>) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/manager.rs:6:42
[INFO] [stderr]   |
[INFO] [stderr] 6 | type GenericResult<T> = Result<Rc<T>, Rc<Error>>;
[INFO] [stderr]   |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/process.rs:9:47
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>>;
[INFO] [stderr]   |                                               ^^^^^^^ help: use `dyn`: `dyn Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/process.rs:9:62
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>>;
[INFO] [stderr]   |                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:20:78
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn from_procfs_process(process: procfs::Process) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:25:41
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn myself() -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:31:47
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>> {
[INFO] [stderr]    |                                               ^^^^^^^ help: use `dyn`: `dyn Process`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:31:62
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn get_parent(&self) -> Result<Option<Box<Process>>, Box<Error>> {
[INFO] [stderr]    |                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.01s
[INFO] running `"docker" "inspect" "bc8ccaff3243847b8101ae4cfd7a8d6c21cf5adef73958b80737cbec5a58be8c"`
[INFO] running `"docker" "rm" "-f" "bc8ccaff3243847b8101ae4cfd7a8d6c21cf5adef73958b80737cbec5a58be8c"`
[INFO] [stdout] bc8ccaff3243847b8101ae4cfd7a8d6c21cf5adef73958b80737cbec5a58be8c