[INFO] fetching crate forest_vm 0.3.1...
[INFO] checking forest_vm-0.3.1 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate forest_vm 0.3.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate forest_vm 0.3.1 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forest_vm 0.3.1
[INFO] finished tweaking crates.io crate forest_vm 0.3.1
[INFO] tweaked toml for crates.io crate forest_vm 0.3.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e8cdf910e6ff34112283e08dacc8a764d16ee30ea7ad4b4999424fa9765079b
[INFO] running `Command { std: "docker" "start" "-a" "2e8cdf910e6ff34112283e08dacc8a764d16ee30ea7ad4b4999424fa9765079b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e8cdf910e6ff34112283e08dacc8a764d16ee30ea7ad4b4999424fa9765079b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8cdf910e6ff34112283e08dacc8a764d16ee30ea7ad4b4999424fa9765079b", kill_on_drop: false }`
[INFO] [stdout] 2e8cdf910e6ff34112283e08dacc8a764d16ee30ea7ad4b4999424fa9765079b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f23243883435b7e86ecad04afb2ea372d88bfca63fef095e7b1ebd6c697ffe05
[INFO] running `Command { std: "docker" "start" "-a" "f23243883435b7e86ecad04afb2ea372d88bfca63fef095e7b1ebd6c697ffe05", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]     Checking base-x v0.2.8
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking integer-encoding v2.1.3
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking data-encoding-macro v0.1.12
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking cs_serde_bytes v0.12.0
[INFO] [stderr]     Checking cs_serde_cbor v0.12.0
[INFO] [stderr]     Checking forest_json_utils v0.1.1
[INFO] [stderr]     Checking serde_tuple v0.5.0
[INFO] [stderr]     Checking forest_bigint v0.1.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling multihash-derive v0.7.2
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking cid v0.6.1
[INFO] [stderr]     Checking forest_cid v0.3.0
[INFO] [stderr]     Checking forest_encoding v0.2.1
[INFO] [stderr]     Checking forest_address v0.3.1
[INFO] [stderr]     Checking forest_vm v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.33s
[INFO] running `Command { std: "docker" "inspect" "f23243883435b7e86ecad04afb2ea372d88bfca63fef095e7b1ebd6c697ffe05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f23243883435b7e86ecad04afb2ea372d88bfca63fef095e7b1ebd6c697ffe05", kill_on_drop: false }`
[INFO] [stdout] f23243883435b7e86ecad04afb2ea372d88bfca63fef095e7b1ebd6c697ffe05