[INFO] fetching crate content-blocker 0.2.3...
[INFO] checking content-blocker-0.2.3 against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] extracting crate content-blocker 0.2.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate content-blocker 0.2.3 on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate content-blocker 0.2.3
[INFO] finished tweaking crates.io crate content-blocker 0.2.3
[INFO] tweaked toml for crates.io crate content-blocker 0.2.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 669113e93d41fe5aa70e064285bad5c9f370a287e8e0cf7cb552924d3b2655a1
[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" "669113e93d41fe5aa70e064285bad5c9f370a287e8e0cf7cb552924d3b2655a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "669113e93d41fe5aa70e064285bad5c9f370a287e8e0cf7cb552924d3b2655a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669113e93d41fe5aa70e064285bad5c9f370a287e8e0cf7cb552924d3b2655a1", kill_on_drop: false }`
[INFO] [stdout] 669113e93d41fe5aa70e064285bad5c9f370a287e8e0cf7cb552924d3b2655a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 022a941e8600b23df1352d28a99ea62e423ab1cdc2d4e15a5f8489e3f5c8aec1
[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" "022a941e8600b23df1352d28a99ea62e423ab1cdc2d4e15a5f8489e3f5c8aec1", kill_on_drop: false }`
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking content-blocker v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse.rs:96:28
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let json_body: Value = try!(serde_json::from_str(body).map_err(|_| Error::JSON));
[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/parse.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let list = try!(json_body.as_array().ok_or(Error::NotAList));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse.rs:96:28
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let json_body: Value = try!(serde_json::from_str(body).map_err(|_| Error::JSON));
[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/parse.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let list = try!(json_body.as_array().ok_or(Error::NotAList));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `Command { std: "docker" "inspect" "022a941e8600b23df1352d28a99ea62e423ab1cdc2d4e15a5f8489e3f5c8aec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022a941e8600b23df1352d28a99ea62e423ab1cdc2d4e15a5f8489e3f5c8aec1", kill_on_drop: false }`
[INFO] [stdout] 022a941e8600b23df1352d28a99ea62e423ab1cdc2d4e15a5f8489e3f5c8aec1