[INFO] crate oppgave 0.1.0 is already in cache
[INFO] checking oppgave-0.1.0 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] extracting crate oppgave 0.1.0 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate oppgave 0.1.0 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate oppgave 0.1.0
[INFO] finished tweaking crates.io crate oppgave 0.1.0
[INFO] tweaked toml for crates.io crate oppgave 0.1.0 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ebe574db19c572c8cabdf3ce3864eb8ca25531c9975534057184f00aaf75af24
[INFO] running `"docker" "start" "-a" "ebe574db19c572c8cabdf3ce3864eb8ca25531c9975534057184f00aaf75af24"`
[INFO] [stderr]     Checking oppgave v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:76:25
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 let s = try!(str::from_utf8(&v));
[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:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 Ok(try!(json::decode(&s).map_err(|_| (ErrorKind::TypeError, "JSON decode failed"))))
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 try!(Err((ErrorKind::TypeError, "Can only decode from a string")))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:76:25
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 let s = try!(str::from_utf8(&v));
[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:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 Ok(try!(json::decode(&s).map_err(|_| (ErrorKind::TypeError, "JSON decode failed"))))
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 try!(Err((ErrorKind::TypeError, "Can only decode from a string")))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `"docker" "inspect" "ebe574db19c572c8cabdf3ce3864eb8ca25531c9975534057184f00aaf75af24"`
[INFO] running `"docker" "rm" "-f" "ebe574db19c572c8cabdf3ce3864eb8ca25531c9975534057184f00aaf75af24"`
[INFO] [stdout] ebe574db19c572c8cabdf3ce3864eb8ca25531c9975534057184f00aaf75af24