[INFO] crate adler32 1.0.4 is already in cache
[INFO] testing adler32-1.0.4 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate adler32 1.0.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate adler32 1.0.4 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate adler32 1.0.4
[INFO] finished tweaking crates.io crate adler32 1.0.4
[INFO] tweaked toml for crates.io crate adler32 1.0.4 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 5d71de83ea0c7262433aeb7855379a31a197359e9e4b4f99efa3ffa83605cb19
[INFO] running `"docker" "start" "-a" "5d71de83ea0c7262433aeb7855379a31a197359e9e4b4f99efa3ffa83605cb19"`
[INFO] [stderr]    Compiling adler32 v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:197:20
[INFO] [stderr]     |
[INFO] [stderr] 197 |     let mut read = try!(reader.read(&mut buffer));
[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:200:16
[INFO] [stderr]     |
[INFO] [stderr] 200 |         read = try!(reader.read(&mut buffer));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "5d71de83ea0c7262433aeb7855379a31a197359e9e4b4f99efa3ffa83605cb19"`
[INFO] running `"docker" "rm" "-f" "5d71de83ea0c7262433aeb7855379a31a197359e9e4b4f99efa3ffa83605cb19"`
[INFO] [stdout] 5d71de83ea0c7262433aeb7855379a31a197359e9e4b4f99efa3ffa83605cb19
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 64d7ef35bea827ffd03dfe384e0f3eb134e903c67e5e8f032556848db5362d99
[INFO] running `"docker" "start" "-a" "64d7ef35bea827ffd03dfe384e0f3eb134e903c67e5e8f032556848db5362d99"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:197:20
[INFO] [stderr]     |
[INFO] [stderr] 197 |     let mut read = try!(reader.read(&mut buffer));
[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:200:16
[INFO] [stderr]     |
[INFO] [stderr] 200 |         read = try!(reader.read(&mut buffer));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling adler32 v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:197:20
[INFO] [stderr]     |
[INFO] [stderr] 197 |     let mut read = try!(reader.read(&mut buffer));
[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:200:16
[INFO] [stderr]     |
[INFO] [stderr] 200 |         read = try!(reader.read(&mut buffer));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:218:24
[INFO] [stderr]     |
[INFO] [stderr] 218 |             let byte = try!(byte) as u32;
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `"docker" "inspect" "64d7ef35bea827ffd03dfe384e0f3eb134e903c67e5e8f032556848db5362d99"`
[INFO] running `"docker" "rm" "-f" "64d7ef35bea827ffd03dfe384e0f3eb134e903c67e5e8f032556848db5362d99"`
[INFO] [stdout] 64d7ef35bea827ffd03dfe384e0f3eb134e903c67e5e8f032556848db5362d99
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2052904a2a83e0946fb787f72980b10a9f85b9ef74d6732fb3067aac5e93661e
[INFO] running `"docker" "start" "-a" "2052904a2a83e0946fb787f72980b10a9f85b9ef74d6732fb3067aac5e93661e"`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:197:20
[INFO] [stderr]     |
[INFO] [stderr] 197 |     let mut read = try!(reader.read(&mut buffer));
[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:200:16
[INFO] [stderr]     |
[INFO] [stderr] 200 |         read = try!(reader.read(&mut buffer));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:197:20
[INFO] [stderr]     |
[INFO] [stderr] 197 |     let mut read = try!(reader.read(&mut buffer));
[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:200:16
[INFO] [stderr]     |
[INFO] [stderr] 200 |         read = try!(reader.read(&mut buffer));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:218:24
[INFO] [stderr]     |
[INFO] [stderr] 218 |             let byte = try!(byte) as u32;
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/adler32-70753799867405cd
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::testvectors ... ok
[INFO] [stdout] test test::rolling ... ok
[INFO] [stdout] test test::compare ... ok
[INFO] [stderr]    Doc-tests adler32
[INFO] [stdout] test test::long_window_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "2052904a2a83e0946fb787f72980b10a9f85b9ef74d6732fb3067aac5e93661e"`
[INFO] running `"docker" "rm" "-f" "2052904a2a83e0946fb787f72980b10a9f85b9ef74d6732fb3067aac5e93661e"`
[INFO] [stdout] 2052904a2a83e0946fb787f72980b10a9f85b9ef74d6732fb3067aac5e93661e