[INFO] crate syswall 0.3.0 is already in cache
[INFO] testing syswall-0.3.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate syswall 0.3.0 into work/builds/worker-11/source
[INFO] validating manifest of crates.io crate syswall 0.3.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate syswall 0.3.0
[INFO] finished tweaking crates.io crate syswall 0.3.0
[INFO] tweaked toml for crates.io crate syswall 0.3.0 written to work/builds/worker-11/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] baa70fa8113e9656b73e799246c10a160c0f67a81eda0a8242da1eb76ae38cb7
[INFO] running `"docker" "start" "-a" "baa70fa8113e9656b73e799246c10a160c0f67a81eda0a8242da1eb76ae38cb7"`
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling syswall v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syscalls.rs:49:27
[INFO] [stderr]    |
[INFO] [stderr] 49 |     platform_handler: Box<PlatformHandler>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlatformHandler`
[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/syscalls.rs:54:101
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn new(config: &'a mut TracerConf, runtime_conf: &'a RuntimeConf<'a>, platform_handler: Box<PlatformHandler>) -> Self {
[INFO] [stderr]    |                                                                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlatformHandler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer_conf.rs:26:58
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn from_file(filename: &str) -> Result<Self, Box<std::error::Error>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer_conf.rs:38:67
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn write_to_file(&self, filename: &str) -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer_conf.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub syscall_cb: Option<Box<Fn(SyscallQuery) -> Option<UserResponse> + 'a>>,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(SyscallQuery) -> Option<UserResponse> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer_conf.rs:52:46
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn set_syscall_cb(&mut self, cb: Box<Fn(SyscallQuery) -> Option<UserResponse> + 'a>) {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(SyscallQuery) -> Option<UserResponse> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.77s
[INFO] running `"docker" "inspect" "baa70fa8113e9656b73e799246c10a160c0f67a81eda0a8242da1eb76ae38cb7"`
[INFO] running `"docker" "rm" "-f" "baa70fa8113e9656b73e799246c10a160c0f67a81eda0a8242da1eb76ae38cb7"`
[INFO] [stdout] baa70fa8113e9656b73e799246c10a160c0f67a81eda0a8242da1eb76ae38cb7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a4ce9051af0917e7a2658a02ab87ab1a40b89e58863e11ab8c5a2003183abcf4
[INFO] running `"docker" "start" "-a" "a4ce9051af0917e7a2658a02ab87ab1a40b89e58863e11ab8c5a2003183abcf4"`
[INFO] [stderr]    Compiling syswall v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syscalls.rs:49:27
[INFO] [stderr]    |
[INFO] [stderr] 49 |     platform_handler: Box<PlatformHandler>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlatformHandler`
[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/syscalls.rs:54:101
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn new(config: &'a mut TracerConf, runtime_conf: &'a RuntimeConf<'a>, platform_handler: Box<PlatformHandler>) -> Self {
[INFO] [stderr]    |                                                                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlatformHandler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer_conf.rs:26:58
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn from_file(filename: &str) -> Result<Self, Box<std::error::Error>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer_conf.rs:38:67
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn write_to_file(&self, filename: &str) -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer_conf.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub syscall_cb: Option<Box<Fn(SyscallQuery) -> Option<UserResponse> + 'a>>,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(SyscallQuery) -> Option<UserResponse> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer_conf.rs:52:46
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn set_syscall_cb(&mut self, cb: Box<Fn(SyscallQuery) -> Option<UserResponse> + 'a>) {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(SyscallQuery) -> Option<UserResponse> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `"docker" "inspect" "a4ce9051af0917e7a2658a02ab87ab1a40b89e58863e11ab8c5a2003183abcf4"`
[INFO] running `"docker" "rm" "-f" "a4ce9051af0917e7a2658a02ab87ab1a40b89e58863e11ab8c5a2003183abcf4"`
[INFO] [stdout] a4ce9051af0917e7a2658a02ab87ab1a40b89e58863e11ab8c5a2003183abcf4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] f524832139125cd1264a9d62aa5dfa4761b50b21e38629b6ca5f440977429745
[INFO] running `"docker" "start" "-a" "f524832139125cd1264a9d62aa5dfa4761b50b21e38629b6ca5f440977429745"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/syswall-ea66f9b4b00b9c09
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syswall
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f524832139125cd1264a9d62aa5dfa4761b50b21e38629b6ca5f440977429745"`
[INFO] running `"docker" "rm" "-f" "f524832139125cd1264a9d62aa5dfa4761b50b21e38629b6ca5f440977429745"`
[INFO] [stdout] f524832139125cd1264a9d62aa5dfa4761b50b21e38629b6ca5f440977429745