[INFO] crate seek_bufread 1.2.2 is already in cache
[INFO] testing seek_bufread-1.2.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate seek_bufread 1.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate seek_bufread 1.2.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate seek_bufread 1.2.2
[INFO] finished tweaking crates.io crate seek_bufread 1.2.2
[INFO] tweaked toml for crates.io crate seek_bufread 1.2.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.44.0" "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] 1accb9244984167c45fe4777c4508b3a8182befb8d065131146aec1df1254e17
[INFO] running `"docker" "start" "-a" "1accb9244984167c45fe4777c4508b3a8182befb8d065131146aec1df1254e17"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling seek_bufread v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[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:138:29
[INFO] [stderr]     |
[INFO] [stderr] 138 |         self.absolute_pos = try!(self.inner.seek(pos));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:26
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:31
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:194:24
[INFO] [stderr]     |
[INFO] [stderr] 194 |             self.cap = try!(self.inner.read(&mut self.buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "1accb9244984167c45fe4777c4508b3a8182befb8d065131146aec1df1254e17"`
[INFO] running `"docker" "rm" "-f" "1accb9244984167c45fe4777c4508b3a8182befb8d065131146aec1df1254e17"`
[INFO] [stdout] 1accb9244984167c45fe4777c4508b3a8182befb8d065131146aec1df1254e17
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.44.0" "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] ea0fe9c45ef01c0e5dc9e2eec0b5bce5ed4808f6cb66f2174d6fd89150bc400f
[INFO] running `"docker" "start" "-a" "ea0fe9c45ef01c0e5dc9e2eec0b5bce5ed4808f6cb66f2174d6fd89150bc400f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[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:138:29
[INFO] [stderr]     |
[INFO] [stderr] 138 |         self.absolute_pos = try!(self.inner.seek(pos));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:26
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:31
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:194:24
[INFO] [stderr]     |
[INFO] [stderr] 194 |             self.cap = try!(self.inner.read(&mut self.buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling seek_bufread v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[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:138:29
[INFO] [stderr]     |
[INFO] [stderr] 138 |         self.absolute_pos = try!(self.inner.seek(pos));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:26
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:31
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:194:24
[INFO] [stderr]     |
[INFO] [stderr] 194 |             self.cap = try!(self.inner.read(&mut self.buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "ea0fe9c45ef01c0e5dc9e2eec0b5bce5ed4808f6cb66f2174d6fd89150bc400f"`
[INFO] running `"docker" "rm" "-f" "ea0fe9c45ef01c0e5dc9e2eec0b5bce5ed4808f6cb66f2174d6fd89150bc400f"`
[INFO] [stdout] ea0fe9c45ef01c0e5dc9e2eec0b5bce5ed4808f6cb66f2174d6fd89150bc400f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.44.0" "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] 6ebf887af62432fc2301dfd0fbbaca67023e46032d3f3ad9d0d683d3b3ac22c2
[INFO] running `"docker" "start" "-a" "6ebf887af62432fc2301dfd0fbbaca67023e46032d3f3ad9d0d683d3b3ac22c2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[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:138:29
[INFO] [stderr]     |
[INFO] [stderr] 138 |         self.absolute_pos = try!(self.inner.seek(pos));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:26
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:31
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[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:194:24
[INFO] [stderr]     |
[INFO] [stderr] 194 |             self.cap = try!(self.inner.read(&mut self.buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:138:29
[INFO] [stderr]     |
[INFO] [stderr] 138 |         self.absolute_pos = try!(self.inner.seek(pos));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:26
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:31
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:194:24
[INFO] [stderr]     |
[INFO] [stderr] 194 |             self.cap = try!(self.inner.read(&mut self.buf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seek_bufread-992e3fe3f9e37c3e
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::default_behaviour ... ok
[INFO] [stdout] test tests::seek_current_positive ... ok
[INFO] [stdout] test tests::seek_end_std ... ok
[INFO] [stderr]    Doc-tests seek_bufread
[INFO] [stdout] test tests::small_capacity ... ok
[INFO] [stdout] test tests::seek_current_positive_std ... ok
[INFO] [stdout] test tests::seek_start_std ... ok
[INFO] [stdout] test tests::default_behaviour_std ... ok
[INFO] [stdout] test tests::seek_current_negative ... ok
[INFO] [stdout] test tests::seek_start ... ok
[INFO] [stdout] test tests::small_capacity_std ... ok
[INFO] [stdout] test tests::seek_current_negative_std ... ok
[INFO] [stdout] test tests::seek_end ... ok
[INFO] [stdout] test tests::into_inner ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - BufReader (line 48) ... ok
[INFO] [stdout] test src/lib.rs - BufReader<R>::new (line 77) ... ok
[INFO] [stdout] test src/lib.rs - BufReader<R>::with_capacity (line 97) ... ok
[INFO] [stdout] test src/lib.rs -  (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6ebf887af62432fc2301dfd0fbbaca67023e46032d3f3ad9d0d683d3b3ac22c2"`
[INFO] running `"docker" "rm" "-f" "6ebf887af62432fc2301dfd0fbbaca67023e46032d3f3ad9d0d683d3b3ac22c2"`
[INFO] [stdout] 6ebf887af62432fc2301dfd0fbbaca67023e46032d3f3ad9d0d683d3b3ac22c2