[INFO] fetching crate fvm_ipld_amt 0.4.2...
[INFO] checking fvm_ipld_amt-0.4.2 against master#1c7b36d4db582cb47513a6c7176baaec1c3346ab for pr-99197
[INFO] extracting crate fvm_ipld_amt 0.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fvm_ipld_amt 0.4.2 on toolchain 1c7b36d4db582cb47513a6c7176baaec1c3346ab
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fvm_ipld_amt 0.4.2
[INFO] finished tweaking crates.io crate fvm_ipld_amt 0.4.2
[INFO] tweaked toml for crates.io crate fvm_ipld_amt 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "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" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 248a4b4c4d7bbec4a76db512021949b54cb753e54e4bf1fd50ed914d60aeff76
[INFO] running `Command { std: "docker" "start" "-a" "248a4b4c4d7bbec4a76db512021949b54cb753e54e4bf1fd50ed914d60aeff76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "248a4b4c4d7bbec4a76db512021949b54cb753e54e4bf1fd50ed914d60aeff76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "248a4b4c4d7bbec4a76db512021949b54cb753e54e4bf1fd50ed914d60aeff76", kill_on_drop: false }`
[INFO] [stdout] 248a4b4c4d7bbec4a76db512021949b54cb753e54e4bf1fd50ed914d60aeff76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 573e42620ab26b0942df670004a667baa4f0ef7f65c4288a2b68000d9f26c7cd
[INFO] running `Command { std: "docker" "start" "-a" "573e42620ab26b0942df670004a667baa4f0ef7f65c4288a2b68000d9f26c7cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking unsigned-varint v0.7.1
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking blake2b_simd v1.0.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking plotters-svg v0.3.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking plotters v0.3.2
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.8
[INFO] [stderr]     Checking data-encoding-macro v0.1.12
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling multihash-derive v0.8.0
[INFO] [stderr]     Checking serde-big-array v0.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.6
[INFO] [stderr]     Checking cbor4ii v0.2.13
[INFO] [stderr]     Checking serde_tuple v0.5.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking cs_serde_bytes v0.12.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking multihash v0.16.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking cid v0.8.5
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking fvm_ipld_blockstore v0.1.1
[INFO] [stderr]     Checking serde_ipld_dagcbor v0.2.2
[INFO] [stderr]     Checking fvm_ipld_encoding v0.2.2
[INFO] [stderr]     Checking fvm_ipld_amt v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.81s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "573e42620ab26b0942df670004a667baa4f0ef7f65c4288a2b68000d9f26c7cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573e42620ab26b0942df670004a667baa4f0ef7f65c4288a2b68000d9f26c7cd", kill_on_drop: false }`
[INFO] [stdout] 573e42620ab26b0942df670004a667baa4f0ef7f65c4288a2b68000d9f26c7cd