[INFO] crate acc_reader 2.0.0 is already in cache
[INFO] testing acc_reader-2.0.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate acc_reader 2.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate acc_reader 2.0.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate acc_reader 2.0.0
[INFO] finished tweaking crates.io crate acc_reader 2.0.0
[INFO] tweaked toml for crates.io crate acc_reader 2.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f844761103645aec7316176a3f752c1fd7267fcd78ca15b2a41c7caf8c06dcd
[INFO] running `"docker" "start" "-a" "3f844761103645aec7316176a3f752c1fd7267fcd78ca15b2a41c7caf8c06dcd"`
[INFO] [stderr]    Compiling acc_reader v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:236:24
[INFO] [stderr]     |
[INFO] [stderr] 236 |             let read = try!(self.source.read(buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 |                     try!(self.source.read_to_end(&mut self.buf));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:298:17
[INFO] [stderr]     |
[INFO] [stderr] 298 |                 try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:320:21
[INFO] [stderr]     |
[INFO] [stderr] 320 |                     try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "3f844761103645aec7316176a3f752c1fd7267fcd78ca15b2a41c7caf8c06dcd"`
[INFO] running `"docker" "rm" "-f" "3f844761103645aec7316176a3f752c1fd7267fcd78ca15b2a41c7caf8c06dcd"`
[INFO] [stdout] 3f844761103645aec7316176a3f752c1fd7267fcd78ca15b2a41c7caf8c06dcd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11a449125abcf8212881f8faaa220c70850be890d01b3f2c5cde90149fe766e9
[INFO] running `"docker" "start" "-a" "11a449125abcf8212881f8faaa220c70850be890d01b3f2c5cde90149fe766e9"`
[INFO] [stderr]    Compiling acc_reader v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:236:24
[INFO] [stderr]     |
[INFO] [stderr] 236 |             let read = try!(self.source.read(buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 |                     try!(self.source.read_to_end(&mut self.buf));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:298:17
[INFO] [stderr]     |
[INFO] [stderr] 298 |                 try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:320:21
[INFO] [stderr]     |
[INFO] [stderr] 320 |                     try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:236:24
[INFO] [stderr]     |
[INFO] [stderr] 236 |             let read = try!(self.source.read(buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 |                     try!(self.source.read_to_end(&mut self.buf));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:298:17
[INFO] [stderr]     |
[INFO] [stderr] 298 |                 try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:320:21
[INFO] [stderr]     |
[INFO] [stderr] 320 |                     try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "11a449125abcf8212881f8faaa220c70850be890d01b3f2c5cde90149fe766e9"`
[INFO] running `"docker" "rm" "-f" "11a449125abcf8212881f8faaa220c70850be890d01b3f2c5cde90149fe766e9"`
[INFO] [stdout] 11a449125abcf8212881f8faaa220c70850be890d01b3f2c5cde90149fe766e9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a989d8421c801658fee55cce11977585266a0865a62cf7d2fe3bd38649846d03
[INFO] running `"docker" "start" "-a" "a989d8421c801658fee55cce11977585266a0865a62cf7d2fe3bd38649846d03"`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:236:24
[INFO] [stderr]     |
[INFO] [stderr] 236 |             let read = try!(self.source.read(buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:236:24
[INFO] [stderr]     |
[INFO] [stderr] 236 |             let read = try!(self.source.read(buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 |                     try!(self.source.read_to_end(&mut self.buf));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 |                     try!(self.source.read_to_end(&mut self.buf));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:298:17
[INFO] [stderr]     |
[INFO] [stderr] 298 |                 try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:298:17
[INFO] [stderr]     |
[INFO] [stderr] 298 |                 try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:320:21
[INFO] [stderr]     |
[INFO] [stderr] 320 |                     try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:320:21
[INFO] [stderr]     |
[INFO] [stderr] 320 |                     try!(self.read_up_to(need_to_read));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/acc_reader-926d3d3aac9d527f
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_acc_reader_seek ... ok
[INFO] [stdout] test tests::test_acc_reader_buf_read ... ok
[INFO] [stdout] test tests::test_acc_reader_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests acc_reader
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - AccReader (line 44) ... ok
[INFO] [stdout] test src/lib.rs - AccReader<R>::into_inner (line 175) ... ok
[INFO] [stdout] test src/lib.rs - AccReader (line 61) ... ok
[INFO] [stdout] test src/lib.rs - AccReader<R>::with_initial_capacity_and_increment (line 151) ... ok
[INFO] [stdout] test src/lib.rs - AccReader<R>::with_initial_capacity (line 109) ... ok
[INFO] [stdout] test src/lib.rs - AccReader<R>::new (line 89) ... ok
[INFO] [stdout] test src/lib.rs - AccReader<R>::with_increment (line 129) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a989d8421c801658fee55cce11977585266a0865a62cf7d2fe3bd38649846d03"`
[INFO] running `"docker" "rm" "-f" "a989d8421c801658fee55cce11977585266a0865a62cf7d2fe3bd38649846d03"`
[INFO] [stdout] a989d8421c801658fee55cce11977585266a0865a62cf7d2fe3bd38649846d03