[INFO] crate llhd-sim 0.3.1 is already in cache
[INFO] extracting crate llhd-sim 0.3.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/llhd-sim/0.3.1
[INFO] extracting crate llhd-sim 0.3.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/llhd-sim/0.3.1
[INFO] validating manifest of llhd-sim-0.3.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of llhd-sim-0.3.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing llhd-sim-0.3.1
[INFO] finished frobbing llhd-sim-0.3.1
[INFO] frobbed toml for llhd-sim-0.3.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/llhd-sim/0.3.1/Cargo.toml
[INFO] started frobbing llhd-sim-0.3.1
[INFO] finished frobbing llhd-sim-0.3.1
[INFO] frobbed toml for llhd-sim-0.3.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/llhd-sim/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing llhd-sim-0.3.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/llhd-sim/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 22c92aa7b3d80ff6b895285015274b4f6ef2bb3c6dd4d78a189c43b9af8b9d69
[INFO] running `"docker" "start" "-a" "22c92aa7b3d80ff6b895285015274b4f6ef2bb3c6dd4d78a189c43b9af8b9d69"`
[INFO] [stderr]    Compiling stderrlog v0.4.1
[INFO] [stderr]    Compiling llhd v0.5.0
[INFO] [stderr]    Compiling llhd-sim v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/engine.rs:38:40
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn run(&mut self, tracer: &mut Tracer) {
[INFO] [stderr]    |                                        ^^^^^^ help: use `dyn`: `dyn Tracer`
[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/engine.rs:45:41
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn step(&mut self, tracer: &mut Tracer) -> bool {
[INFO] [stderr]    |                                         ^^^^^^ help: use `dyn`: `dyn Tracer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer.rs:37:30
[INFO] [stderr]    |
[INFO] [stderr] 37 |     writer: RefCell<&'tw mut std::io::Write>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer.rs:46:33
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn new(writer: &'tw mut std::io::Write) -> VcdTracer {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.86s
[INFO] running `"docker" "inspect" "22c92aa7b3d80ff6b895285015274b4f6ef2bb3c6dd4d78a189c43b9af8b9d69"`
[INFO] running `"docker" "rm" "-f" "22c92aa7b3d80ff6b895285015274b4f6ef2bb3c6dd4d78a189c43b9af8b9d69"`
[INFO] [stdout] 22c92aa7b3d80ff6b895285015274b4f6ef2bb3c6dd4d78a189c43b9af8b9d69
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/llhd-sim/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3338b5f68986f22a67cad583b2194a3580b3285c39af91d0f2c0f46fb4f79805
[INFO] running `"docker" "start" "-a" "3338b5f68986f22a67cad583b2194a3580b3285c39af91d0f2c0f46fb4f79805"`
[INFO] [stderr]    Compiling llhd-sim v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/engine.rs:38:40
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn run(&mut self, tracer: &mut Tracer) {
[INFO] [stderr]    |                                        ^^^^^^ help: use `dyn`: `dyn Tracer`
[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/engine.rs:45:41
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn step(&mut self, tracer: &mut Tracer) -> bool {
[INFO] [stderr]    |                                         ^^^^^^ help: use `dyn`: `dyn Tracer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer.rs:37:30
[INFO] [stderr]    |
[INFO] [stderr] 37 |     writer: RefCell<&'tw mut std::io::Write>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer.rs:46:33
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn new(writer: &'tw mut std::io::Write) -> VcdTracer {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `"docker" "inspect" "3338b5f68986f22a67cad583b2194a3580b3285c39af91d0f2c0f46fb4f79805"`
[INFO] running `"docker" "rm" "-f" "3338b5f68986f22a67cad583b2194a3580b3285c39af91d0f2c0f46fb4f79805"`
[INFO] [stdout] 3338b5f68986f22a67cad583b2194a3580b3285c39af91d0f2c0f46fb4f79805
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/llhd-sim/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 07e2bd75921fa36ec706f3ab153640bbe181246d1f3de7a65c82227c486790d0
[INFO] running `"docker" "start" "-a" "07e2bd75921fa36ec706f3ab153640bbe181246d1f3de7a65c82227c486790d0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/llhd_sim-4a72711ed7b20b81
[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" "07e2bd75921fa36ec706f3ab153640bbe181246d1f3de7a65c82227c486790d0"`
[INFO] running `"docker" "rm" "-f" "07e2bd75921fa36ec706f3ab153640bbe181246d1f3de7a65c82227c486790d0"`
[INFO] [stdout] 07e2bd75921fa36ec706f3ab153640bbe181246d1f3de7a65c82227c486790d0