[INFO] fetching crate backtrace 0.3.15...
[INFO] extracting crate backtrace 0.3.15 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/backtrace/0.3.15
[INFO] extracting crate backtrace 0.3.15 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/backtrace/0.3.15
[INFO] validating manifest of backtrace-0.3.15 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of backtrace-0.3.15 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing backtrace-0.3.15
[INFO] removed 2 missing examples
[INFO] removed 3 missing tests
[INFO] finished frobbing backtrace-0.3.15
[INFO] frobbed toml for backtrace-0.3.15 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/backtrace/0.3.15/Cargo.toml
[INFO] started frobbing backtrace-0.3.15
[INFO] removed 2 missing examples
[INFO] removed 3 missing tests
[INFO] finished frobbing backtrace-0.3.15
[INFO] frobbed toml for backtrace-0.3.15 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/backtrace/0.3.15/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded addr2line v0.7.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing backtrace-0.3.15 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/backtrace/0.3.15:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] e95aa0f984e6b8809f1e28c170c1f36d0312f35b5ddc0f396b3c60a715767111
[INFO] running `"docker" "start" "-a" "e95aa0f984e6b8809f1e28c170c1f36d0312f35b5ddc0f396b3c60a715767111"`
[INFO] [stderr]    Compiling backtrace v0.3.15 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/backtrace/libunwind.rs:51:34
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub unsafe fn trace(mut cb: &mut FnMut(&super::Frame) -> bool) {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&super::Frame) -> bool`
[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/backtrace/libunwind.rs:56:51
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let cb = unsafe { &mut *(arg as *mut &mut FnMut(&super::Frame) -> bool) };
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&super::Frame) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/symbolize/libbacktrace.rs:122:32
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let cb = data as *mut &mut FnMut(&super::Symbol);
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&super::Symbol)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/symbolize/libbacktrace.rs:163:58
[INFO] [stderr]     |
[INFO] [stderr] 163 | pub unsafe fn resolve(symaddr: *mut c_void, mut cb: &mut FnMut(&super::Symbol))
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&super::Symbol)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `"docker" "inspect" "e95aa0f984e6b8809f1e28c170c1f36d0312f35b5ddc0f396b3c60a715767111"`
[INFO] running `"docker" "rm" "-f" "e95aa0f984e6b8809f1e28c170c1f36d0312f35b5ddc0f396b3c60a715767111"`
[INFO] [stdout] e95aa0f984e6b8809f1e28c170c1f36d0312f35b5ddc0f396b3c60a715767111
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/backtrace/0.3.15:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 452a76e3cfd7486c1d8f10e170f25907b301b423e2ff5e5787468ff9f1c0bddc
[INFO] running `"docker" "start" "-a" "452a76e3cfd7486c1d8f10e170f25907b301b423e2ff5e5787468ff9f1c0bddc"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling backtrace v0.3.15 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/backtrace/libunwind.rs:51:34
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub unsafe fn trace(mut cb: &mut FnMut(&super::Frame) -> bool) {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&super::Frame) -> bool`
[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/backtrace/libunwind.rs:56:51
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let cb = unsafe { &mut *(arg as *mut &mut FnMut(&super::Frame) -> bool) };
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&super::Frame) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/symbolize/libbacktrace.rs:122:32
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let cb = data as *mut &mut FnMut(&super::Symbol);
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&super::Symbol)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/symbolize/libbacktrace.rs:163:58
[INFO] [stderr]     |
[INFO] [stderr] 163 | pub unsafe fn resolve(symaddr: *mut c_void, mut cb: &mut FnMut(&super::Symbol))
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&super::Symbol)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "452a76e3cfd7486c1d8f10e170f25907b301b423e2ff5e5787468ff9f1c0bddc"`
[INFO] running `"docker" "rm" "-f" "452a76e3cfd7486c1d8f10e170f25907b301b423e2ff5e5787468ff9f1c0bddc"`
[INFO] [stdout] 452a76e3cfd7486c1d8f10e170f25907b301b423e2ff5e5787468ff9f1c0bddc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/backtrace/0.3.15:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] c2828d596b2fdb8e87240ace6c4d2e8a61727dd2876f372e4d712bf908cc7685
[INFO] running `"docker" "start" "-a" "c2828d596b2fdb8e87240ace6c4d2e8a61727dd2876f372e4d712bf908cc7685"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/backtrace-89ddff1d0510ecf1
[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]      Running /opt/crater/target/debug/deps/long_fn_name-84377799ff11a5c0
[INFO] [stderr]      Running /opt/crater/target/debug/deps/skip_inner_frames-f78529603dd6970e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/smoke-5f2f72ab13f40ead
[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_should_start_with_call_site_trace ... ignored
[INFO] [stdout] test backtrace_new_unresolved_should_start_with_call_site_trace ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test smoke_test_frames ... ok
[INFO] [stderr]    Doc-tests backtrace
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/backtrace/mod.rs - backtrace::trace (line 32) ... ok
[INFO] [stdout] test src/capture.rs - capture::Backtrace::new (line 64) ... ok
[INFO] [stdout] test src/symbolize/mod.rs - symbolize::resolve (line 33) ... ok
[INFO] [stdout] test src/capture.rs - capture::Backtrace::new_unresolved (line 86) ... ok
[INFO] [stdout] test src/lib.rs -  (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c2828d596b2fdb8e87240ace6c4d2e8a61727dd2876f372e4d712bf908cc7685"`
[INFO] running `"docker" "rm" "-f" "c2828d596b2fdb8e87240ace6c4d2e8a61727dd2876f372e4d712bf908cc7685"`
[INFO] [stdout] c2828d596b2fdb8e87240ace6c4d2e8a61727dd2876f372e4d712bf908cc7685