[INFO] crate backtrace 0.3.33 is already in cache
[INFO] extracting crate backtrace 0.3.33 into work/ex/beta-1.38-1/sources/1.37.0/reg/backtrace/0.3.33
[INFO] extracting crate backtrace 0.3.33 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/backtrace/0.3.33
[INFO] validating manifest of backtrace-0.3.33 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 backtrace-0.3.33 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 backtrace-0.3.33
[INFO] removed 2 missing examples
[INFO] removed 4 missing tests
[INFO] finished frobbing backtrace-0.3.33
[INFO] frobbed toml for backtrace-0.3.33 written to work/ex/beta-1.38-1/sources/1.37.0/reg/backtrace/0.3.33/Cargo.toml
[INFO] started frobbing backtrace-0.3.33
[INFO] removed 2 missing examples
[INFO] removed 4 missing tests
[INFO] finished frobbing backtrace-0.3.33
[INFO] frobbed toml for backtrace-0.3.33 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/backtrace/0.3.33/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] 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 backtrace-0.3.33 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/backtrace/0.3.33:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e6fe753458ebd6b8204c142c6ca4356b23bb12400bc492e515d277f057cde8ea
[INFO] running `"docker" "start" "-a" "e6fe753458ebd6b8204c142c6ca4356b23bb12400bc492e515d277f057cde8ea"`
[INFO] [stderr]    Compiling cfg-if v0.1.8
[INFO] [stderr]    Compiling backtrace v0.3.33 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:114:46
[INFO] [stderr]     |
[INFO] [stderr] 114 |     use std::sync::{Mutex, MutexGuard, Once, ONCE_INIT};
[INFO] [stderr]     |                                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |     static INIT: Once = ONCE_INIT;
[INFO] [stderr]     |                         ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "e6fe753458ebd6b8204c142c6ca4356b23bb12400bc492e515d277f057cde8ea"`
[INFO] running `"docker" "rm" "-f" "e6fe753458ebd6b8204c142c6ca4356b23bb12400bc492e515d277f057cde8ea"`
[INFO] [stdout] e6fe753458ebd6b8204c142c6ca4356b23bb12400bc492e515d277f057cde8ea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/backtrace/0.3.33:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2afe99fdea761d11f70154725871c60f6aad9cf402c1036c5d3b9e291de8d7da
[INFO] running `"docker" "start" "-a" "2afe99fdea761d11f70154725871c60f6aad9cf402c1036c5d3b9e291de8d7da"`
[INFO] [stderr]    Compiling backtrace v0.3.33 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:114:46
[INFO] [stderr]     |
[INFO] [stderr] 114 |     use std::sync::{Mutex, MutexGuard, Once, ONCE_INIT};
[INFO] [stderr]     |                                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |     static INIT: Once = ONCE_INIT;
[INFO] [stderr]     |                         ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `"docker" "inspect" "2afe99fdea761d11f70154725871c60f6aad9cf402c1036c5d3b9e291de8d7da"`
[INFO] running `"docker" "rm" "-f" "2afe99fdea761d11f70154725871c60f6aad9cf402c1036c5d3b9e291de8d7da"`
[INFO] [stdout] 2afe99fdea761d11f70154725871c60f6aad9cf402c1036c5d3b9e291de8d7da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/backtrace/0.3.33:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 97dafe8233c8e713e949aa1cd2c14e6b6271ec9f478f160ec657257a1a346e56
[INFO] running `"docker" "start" "-a" "97dafe8233c8e713e949aa1cd2c14e6b6271ec9f478f160ec657257a1a346e56"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/backtrace-a329cc5fd7b47e17
[INFO] [stderr]      Running /opt/crater/target/debug/deps/accuracy-73e7573845dbface
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test doit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/long_fn_name-949e4249fb63edbd
[INFO] [stderr]      Running /opt/crater/target/debug/deps/skip_inner_frames-1c377c4700a1b95a
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test backtrace_new_unresolved_should_start_with_call_site_trace ... ok
[INFO] [stdout] test backtrace_new_should_start_with_call_site_trace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/smoke-6403e3a4ddc0ad0e
[INFO] [stdout] running 2 tests
[INFO] [stdout] test smoke_test_frames ... ok
[INFO] [stdout] test many_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests backtrace
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/symbolize/mod.rs - symbolize::resolve (line 45) ... ok
[INFO] [stdout] test src/symbolize/mod.rs - symbolize::resolve_frame (line 89) ... ok
[INFO] [stdout] test src/backtrace/mod.rs - backtrace::trace (line 39) ... ok
[INFO] [stdout] test src/capture.rs - capture::Backtrace::new_unresolved (line 143) ... ok
[INFO] [stdout] test src/lib.rs -  (line 39) ... ok
[INFO] [stdout] test src/capture.rs - capture::Backtrace::new (line 115) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "97dafe8233c8e713e949aa1cd2c14e6b6271ec9f478f160ec657257a1a346e56"`
[INFO] running `"docker" "rm" "-f" "97dafe8233c8e713e949aa1cd2c14e6b6271ec9f478f160ec657257a1a346e56"`
[INFO] [stdout] 97dafe8233c8e713e949aa1cd2c14e6b6271ec9f478f160ec657257a1a346e56