[INFO] fetching crate sszt 0.1.2...
[INFO] checking sszt-0.1.2 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate sszt 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sszt 0.1.2 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sszt 0.1.2
[INFO] finished tweaking crates.io crate sszt 0.1.2
[INFO] tweaked toml for crates.io crate sszt 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-hex v2.1.0
[INFO] [stderr]   Downloaded impl-rlp v0.2.1
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded heapsize v0.4.2
[INFO] [stderr]   Downloaded impl-codec v0.2.0
[INFO] [stderr]   Downloaded impl-serde v0.2.3
[INFO] [stderr]   Downloaded ethbloom v0.6.4
[INFO] [stderr]   Downloaded primitive-types v0.3.0
[INFO] [stderr]   Downloaded fixed-hash v0.3.2
[INFO] [stderr]   Downloaded parity-codec v3.5.4
[INFO] [stderr]   Downloaded ethereum-types v0.6.0
[INFO] [stderr]   Downloaded uint v0.7.1
[INFO] [stderr]   Downloaded rlp v0.4.6
[INFO] [stderr]   Downloaded ssz-derive v0.1.2
[INFO] [stderr]   Downloaded primitive-types v0.2.4
[INFO] [stderr]   Downloaded ssz v0.1.2
[INFO] [stderr]   Downloaded hash-db v0.11.0
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c056e336de2b8eaba4f7573f070e7fa5af05b9e1e632d31b2b83d59f7326dbc8
[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" "c056e336de2b8eaba4f7573f070e7fa5af05b9e1e632d31b2b83d59f7326dbc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c056e336de2b8eaba4f7573f070e7fa5af05b9e1e632d31b2b83d59f7326dbc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c056e336de2b8eaba4f7573f070e7fa5af05b9e1e632d31b2b83d59f7326dbc8", kill_on_drop: false }`
[INFO] [stdout] c056e336de2b8eaba4f7573f070e7fa5af05b9e1e632d31b2b83d59f7326dbc8
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 54e2c5e5b64d0e425dfac7a0363592a17a0d4914be29297128e4ae1b47c08b73
[INFO] running `Command { std: "docker" "start" "-a" "54e2c5e5b64d0e425dfac7a0363592a17a0d4914be29297128e4ae1b47c08b73", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking hash-db v0.11.0
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking uint v0.7.1
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]    Compiling ssz-derive v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking parity-codec v3.5.4
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking ethbloom v0.6.4
[INFO] [stderr]     Checking impl-codec v0.2.0
[INFO] [stderr]     Checking primitive-types v0.2.4
[INFO] [stderr]     Checking primitive-types v0.3.0
[INFO] [stderr]     Checking ssz v0.1.2
[INFO] [stderr]     Checking ethereum-types v0.6.0
[INFO] [stderr]     Checking sszt v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `indexmap::IndexMap`
[INFO] [stdout]   --> src/yaml.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     use indexmap::IndexMap;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.35s
[INFO] running `Command { std: "docker" "inspect" "54e2c5e5b64d0e425dfac7a0363592a17a0d4914be29297128e4ae1b47c08b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54e2c5e5b64d0e425dfac7a0363592a17a0d4914be29297128e4ae1b47c08b73", kill_on_drop: false }`
[INFO] [stdout] 54e2c5e5b64d0e425dfac7a0363592a17a0d4914be29297128e4ae1b47c08b73