[INFO] fetching crate sha1 0.6.0...
[INFO] checking sha1-0.6.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate sha1 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sha1 0.6.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sha1 0.6.0
[INFO] finished tweaking crates.io crate sha1 0.6.0
[INFO] tweaked toml for crates.io crate sha1 0.6.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2bfab6ba62a4f91f042906172c92a9ae83dd00b85925c8aa8e3cc6eb230bf809
[INFO] running `Command { std: "docker" "start" "-a" "2bfab6ba62a4f91f042906172c92a9ae83dd00b85925c8aa8e3cc6eb230bf809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bfab6ba62a4f91f042906172c92a9ae83dd00b85925c8aa8e3cc6eb230bf809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bfab6ba62a4f91f042906172c92a9ae83dd00b85925c8aa8e3cc6eb230bf809", kill_on_drop: false }`
[INFO] [stdout] 2bfab6ba62a4f91f042906172c92a9ae83dd00b85925c8aa8e3cc6eb230bf809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6737b4c3d5d10a67b3226d339c1c11cf36cbacf31ffa389bb36c3b29ca5fa42
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d6737b4c3d5d10a67b3226d339c1c11cf36cbacf31ffa389bb36c3b29ca5fa42", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking sha1 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:534:34
[INFO] [stdout]     |
[INFO] [stdout] 534 |             rv.data.state[idx] = try!(u32::from_str_radix(&s[idx * 8..idx * 8 + 8], 16)
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:544:13
[INFO] [stdout]     |
[INFO] [stdout] 544 |             try!(write!(f, "{:08x}", i));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:534:34
[INFO] [stdout]     |
[INFO] [stdout] 534 |             rv.data.state[idx] = try!(u32::from_str_radix(&s[idx * 8..idx * 8 + 8], 16)
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:544:13
[INFO] [stdout]     |
[INFO] [stdout] 544 |             try!(write!(f, "{:08x}", i));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.49s
[INFO] running `Command { std: "docker" "inspect" "d6737b4c3d5d10a67b3226d339c1c11cf36cbacf31ffa389bb36c3b29ca5fa42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6737b4c3d5d10a67b3226d339c1c11cf36cbacf31ffa389bb36c3b29ca5fa42", kill_on_drop: false }`
[INFO] [stdout] d6737b4c3d5d10a67b3226d339c1c11cf36cbacf31ffa389bb36c3b29ca5fa42