[INFO] fetching crate wellington 0.0.1...
[INFO] checking wellington-0.0.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate wellington 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wellington 0.0.1 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wellington 0.0.1
[INFO] finished tweaking crates.io crate wellington 0.0.1
[INFO] tweaked toml for crates.io crate wellington 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b78d75741f33a9141de4989e49e4eccbc6bb22f0be79e43f709afce34ffc4a5
[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" "8b78d75741f33a9141de4989e49e4eccbc6bb22f0be79e43f709afce34ffc4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b78d75741f33a9141de4989e49e4eccbc6bb22f0be79e43f709afce34ffc4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b78d75741f33a9141de4989e49e4eccbc6bb22f0be79e43f709afce34ffc4a5", kill_on_drop: false }`
[INFO] [stdout] 8b78d75741f33a9141de4989e49e4eccbc6bb22f0be79e43f709afce34ffc4a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5df573837fef028ff0521c6a5504f0c89c87ff85e2028b1370e9fbd93bc3db7
[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" "f5df573837fef028ff0521c6a5504f0c89c87ff85e2028b1370e9fbd93bc3db7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking wellington v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/templates.rs:78:26
[INFO] [stdout]    |
[INFO] [stdout] 78 |                out: &mut Output) -> HelperResult {
[INFO] [stdout]    |                          ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/templates.rs:78:26
[INFO] [stdout]    |
[INFO] [stdout] 78 |                out: &mut Output) -> HelperResult {
[INFO] [stdout]    |                          ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.40s
[INFO] running `Command { std: "docker" "inspect" "f5df573837fef028ff0521c6a5504f0c89c87ff85e2028b1370e9fbd93bc3db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5df573837fef028ff0521c6a5504f0c89c87ff85e2028b1370e9fbd93bc3db7", kill_on_drop: false }`
[INFO] [stdout] f5df573837fef028ff0521c6a5504f0c89c87ff85e2028b1370e9fbd93bc3db7