[INFO] fetching crate content-blocker 0.2.3...
[INFO] checking content-blocker-0.2.3 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate content-blocker 0.2.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate content-blocker 0.2.3 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9565c464a6eea6614cc7defd64103732812bed5a6e836825cdc4289faab5229
[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" "f9565c464a6eea6614cc7defd64103732812bed5a6e836825cdc4289faab5229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9565c464a6eea6614cc7defd64103732812bed5a6e836825cdc4289faab5229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9565c464a6eea6614cc7defd64103732812bed5a6e836825cdc4289faab5229", kill_on_drop: false }`
[INFO] [stdout] f9565c464a6eea6614cc7defd64103732812bed5a6e836825cdc4289faab5229
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4867bcf260176df68bc9a3eb205296eb0fdcaab24311883f2461d05ed10cd297
[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" "4867bcf260176df68bc9a3eb205296eb0fdcaab24311883f2461d05ed10cd297", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[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 14.99s
[INFO] running `Command { std: "docker" "inspect" "4867bcf260176df68bc9a3eb205296eb0fdcaab24311883f2461d05ed10cd297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4867bcf260176df68bc9a3eb205296eb0fdcaab24311883f2461d05ed10cd297", kill_on_drop: false }`
[INFO] [stdout] 4867bcf260176df68bc9a3eb205296eb0fdcaab24311883f2461d05ed10cd297