[INFO] crate cargo-profiler 0.1.6 is already in cache
[INFO] extracting crate cargo-profiler 0.1.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-profiler/0.1.6
[INFO] extracting crate cargo-profiler 0.1.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo-profiler/0.1.6
[INFO] validating manifest of cargo-profiler-0.1.6 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 cargo-profiler-0.1.6 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 cargo-profiler-0.1.6
[INFO] finished frobbing cargo-profiler-0.1.6
[INFO] frobbed toml for cargo-profiler-0.1.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-profiler/0.1.6/Cargo.toml
[INFO] started frobbing cargo-profiler-0.1.6
[INFO] finished frobbing cargo-profiler-0.1.6
[INFO] frobbed toml for cargo-profiler-0.1.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo-profiler/0.1.6/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 cargo-profiler-0.1.6 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-profiler/0.1.6:/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] a15f9bdac35afb2e3cde8bba4c2ab1db5857340522774c0052a18b2d9672e4eb
[INFO] running `"docker" "start" "-a" "a15f9bdac35afb2e3cde8bba4c2ab1db5857340522774c0052a18b2d9672e4eb"`
[INFO] [stderr] warning: unused manifest key: bin.0.bin
[INFO] [stderr] warning: unused manifest key: lib.lib
[INFO] [stderr]    Compiling ndarray v0.5.2
[INFO] [stderr]    Compiling cargo-profiler v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/display.rs:60:42
[INFO] [stderr]    |
[INFO] [stderr] 60 |                        fmt_thousands_sep((ir + dr + dw), ','),
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/err.rs:136:32
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> src/parse/callgrind.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             func.drain(idx..).collect::<String>();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/parse/cachegrind.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |             func.drain(idx..).collect::<String>();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/display.rs:60:42
[INFO] [stderr]    |
[INFO] [stderr] 60 |                        fmt_thousands_sep((ir + dr + dw), ','),
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/err.rs:136:32
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/parse/cachegrind.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |             func.drain(idx..).collect::<String>();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> src/parse/callgrind.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             func.drain(idx..).collect::<String>();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.23s
[INFO] running `"docker" "inspect" "a15f9bdac35afb2e3cde8bba4c2ab1db5857340522774c0052a18b2d9672e4eb"`
[INFO] running `"docker" "rm" "-f" "a15f9bdac35afb2e3cde8bba4c2ab1db5857340522774c0052a18b2d9672e4eb"`
[INFO] [stdout] a15f9bdac35afb2e3cde8bba4c2ab1db5857340522774c0052a18b2d9672e4eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-profiler/0.1.6:/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] e52ca35d5d8d4051bc274d72e87d0b4921983cd24e536b12030629fb40e3cc01
[INFO] running `"docker" "start" "-a" "e52ca35d5d8d4051bc274d72e87d0b4921983cd24e536b12030629fb40e3cc01"`
[INFO] [stderr] warning: unused manifest key: bin.0.bin
[INFO] [stderr] warning: unused manifest key: lib.lib
[INFO] [stderr]    Compiling cargo-profiler v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/display.rs:60:42
[INFO] [stderr]    |
[INFO] [stderr] 60 |                        fmt_thousands_sep((ir + dr + dw), ','),
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/err.rs:136:32
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/display.rs:60:42
[INFO] [stderr]    |
[INFO] [stderr] 60 |                        fmt_thousands_sep((ir + dr + dw), ','),
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/err.rs:136:32
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> src/parse/callgrind.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             func.drain(idx..).collect::<String>();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/parse/cachegrind.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |             func.drain(idx..).collect::<String>();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/parse/cachegrind.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |             func.drain(idx..).collect::<String>();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> src/parse/callgrind.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             func.drain(idx..).collect::<String>();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `"docker" "inspect" "e52ca35d5d8d4051bc274d72e87d0b4921983cd24e536b12030629fb40e3cc01"`
[INFO] running `"docker" "rm" "-f" "e52ca35d5d8d4051bc274d72e87d0b4921983cd24e536b12030629fb40e3cc01"`
[INFO] [stdout] e52ca35d5d8d4051bc274d72e87d0b4921983cd24e536b12030629fb40e3cc01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-profiler/0.1.6:/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] 2856fbae4536354230557a30f09f4c671e6e27b7b272830ad1d3acb01f142b18
[INFO] running `"docker" "start" "-a" "2856fbae4536354230557a30f09f4c671e6e27b7b272830ad1d3acb01f142b18"`
[INFO] [stderr] warning: unused manifest key: bin.0.bin
[INFO] [stderr] warning: unused manifest key: lib.lib
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/profiler-5b18977abbc2010b
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test argparse::test::test_get_binary ... ok
[INFO] [stdout] test argparse::test::test_get_num ... ok
[INFO] [stdout] test argparse::test::test_get_profiler ... ok
[INFO] [stdout] test parse::cachegrind::test::test_cachegrind_parse_2 ... ok
[INFO] [stdout] test parse::cachegrind::test::test_cachegrind_parse_3 ... ok
[INFO] [stdout] test parse::cachegrind::test::test_cachegrind_parse_1 ... ok
[INFO] [stdout] test cargo::test::test_get_package_name ... ok
[INFO] [stdout] test display::test::test_fmt_thousands_sep ... ok
[INFO] [stdout] test cargo::test::test_find_target ... ok
[INFO] [stdout] test cargo::test::test_build_binary ... ok
[INFO] [stdout] test parse::callgrind::test::test_callgrind_parse_1 ... ok
[INFO] [stdout] test parse::callgrind::test::test_callgrind_parse_2 ... ok
[INFO] [stdout] test parse::callgrind::test::test_callgrind_parse_3 ... ok
[INFO] [stdout] test argparse::test::test_get_sort_metric ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_profiler-a4678c14e0fbb675
[INFO] [stdout] test argparse::test::test_get_binary ... ok
[INFO] [stdout] test argparse::test::test_get_num ... ok
[INFO] [stdout] test argparse::test::test_get_sort_metric ... ok
[INFO] [stdout] test cargo::test::test_find_target ... ok
[INFO] [stdout] test display::test::test_fmt_thousands_sep ... ok
[INFO] [stdout] test cargo::test::test_build_binary ... ok
[INFO] [stdout] test argparse::test::test_get_profiler ... ok
[INFO] [stdout] test parse::cachegrind::test::test_cachegrind_parse_3 ... ok
[INFO] [stdout] test cargo::test::test_get_package_name ... ok
[INFO] [stdout] test parse::cachegrind::test::test_cachegrind_parse_2 ... ok
[INFO] [stdout] test parse::cachegrind::test::test_cachegrind_parse_1 ... ok
[INFO] [stdout] test parse::callgrind::test::test_callgrind_parse_3 ... ok
[INFO] [stdout] test parse::callgrind::test::test_callgrind_parse_2 ... ok
[INFO] [stdout] test parse::callgrind::test::test_callgrind_parse_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests profiler
[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" "2856fbae4536354230557a30f09f4c671e6e27b7b272830ad1d3acb01f142b18"`
[INFO] running `"docker" "rm" "-f" "2856fbae4536354230557a30f09f4c671e6e27b7b272830ad1d3acb01f142b18"`
[INFO] [stdout] 2856fbae4536354230557a30f09f4c671e6e27b7b272830ad1d3acb01f142b18