[INFO] fetching crate seek_bufread 1.2.2...
[INFO] testing seek_bufread-1.2.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate seek_bufread 1.2.2 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate seek_bufread 1.2.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cb41bb6add50104f615506065ee3c237820c92eafd42a84c3a9b85435d44ff2
[INFO] running `Command { std: "docker" "start" "-a" "7cb41bb6add50104f615506065ee3c237820c92eafd42a84c3a9b85435d44ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cb41bb6add50104f615506065ee3c237820c92eafd42a84c3a9b85435d44ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb41bb6add50104f615506065ee3c237820c92eafd42a84c3a9b85435d44ff2", kill_on_drop: false }`
[INFO] [stdout] 7cb41bb6add50104f615506065ee3c237820c92eafd42a84c3a9b85435d44ff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fda96065d05cab470a6a34a7c64c9b381207a8ebebc5791603259f9470783192
[INFO] running `Command { std: "docker" "start" "-a" "fda96065d05cab470a6a34a7c64c9b381207a8ebebc5791603259f9470783192", kill_on_drop: false }`
[INFO] [stderr]    Compiling seek_bufread v1.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:138:29
[INFO] [stdout]     |
[INFO] [stdout] 138 |         self.absolute_pos = try!(self.inner.seek(pos));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:178:26
[INFO] [stdout]     |
[INFO] [stdout] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:178:31
[INFO] [stdout]     |
[INFO] [stdout] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |             self.cap = try!(self.inner.read(&mut self.buf));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fda96065d05cab470a6a34a7c64c9b381207a8ebebc5791603259f9470783192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda96065d05cab470a6a34a7c64c9b381207a8ebebc5791603259f9470783192", kill_on_drop: false }`
[INFO] [stdout] fda96065d05cab470a6a34a7c64c9b381207a8ebebc5791603259f9470783192
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16fe9e949751ddfa7261d5dae45157aa522d5fcb2f38e3c47408a69e6368eefb
[INFO] running `Command { std: "docker" "start" "-a" "16fe9e949751ddfa7261d5dae45157aa522d5fcb2f38e3c47408a69e6368eefb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling seek_bufread v1.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:138:29
[INFO] [stdout]     |
[INFO] [stdout] 138 |         self.absolute_pos = try!(self.inner.seek(pos));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:178:26
[INFO] [stdout]     |
[INFO] [stdout] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:178:31
[INFO] [stdout]     |
[INFO] [stdout] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |             self.cap = try!(self.inner.read(&mut self.buf));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:138:29
[INFO] [stdout]     |
[INFO] [stdout] 138 |         self.absolute_pos = try!(self.inner.seek(pos));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:178:26
[INFO] [stdout]     |
[INFO] [stdout] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:178:31
[INFO] [stdout]     |
[INFO] [stdout] 178 |             let n_read = try!(try!(self.fill_buf()).read(&mut buf[n_total..]));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |             self.cap = try!(self.inner.read(&mut self.buf));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "16fe9e949751ddfa7261d5dae45157aa522d5fcb2f38e3c47408a69e6368eefb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fe9e949751ddfa7261d5dae45157aa522d5fcb2f38e3c47408a69e6368eefb", kill_on_drop: false }`
[INFO] [stdout] 16fe9e949751ddfa7261d5dae45157aa522d5fcb2f38e3c47408a69e6368eefb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d36d1e281c8f8380e18d83f36947e85d6058b0245f5fe031bfec68114deb5e6
[INFO] running `Command { std: "docker" "start" "-a" "8d36d1e281c8f8380e18d83f36947e85d6058b0245f5fe031bfec68114deb5e6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout] running 13 tests
[INFO] [stderr]    --> src/lib.rs:131:9
[INFO] [stdout] test tests::default_behaviour ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::default_behaviour_std ... ok
[INFO] [stderr] 131 |         try!(self.inner.seek(SeekFrom::Start(self.absolute_pos)));
[INFO] [stdout] test tests::seek_current_negative ... ok
[INFO] [stderr]     |         ^^^
[INFO] [stdout] test tests::seek_end_std ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::seek_start_std ... ok
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] test tests::small_capacity ... ok
[INFO] [stderr] 
[INFO] [stdout] test tests::small_capacity_std ... ok
[INFO] [stderr] warning: use of deprecated macro `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 macro `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 macro `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 macro `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: `seek_bufread` (lib) generated 5 warnings
[INFO] [stderr] warning: `seek_bufread` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/seek_bufread-897b0fc2b1698d27)
[INFO] [stdout] test tests::into_inner ... ok
[INFO] [stdout] test tests::seek_current_negative_std ... ok
[INFO] [stdout] test tests::seek_start ... ok
[INFO] [stdout] test tests::seek_current_positive_std ... ok
[INFO] [stdout] test tests::seek_current_positive ... ok
[INFO] [stderr]    Doc-tests seek_bufread
[INFO] [stdout] test tests::seek_end ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d36d1e281c8f8380e18d83f36947e85d6058b0245f5fe031bfec68114deb5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d36d1e281c8f8380e18d83f36947e85d6058b0245f5fe031bfec68114deb5e6", kill_on_drop: false }`
[INFO] [stdout] 8d36d1e281c8f8380e18d83f36947e85d6058b0245f5fe031bfec68114deb5e6