[INFO] fetching crate nu_plugin_sum 0.11.0...
[INFO] checking nu_plugin_sum-0.11.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate nu_plugin_sum 0.11.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate nu_plugin_sum 0.11.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_sum 0.11.0
[INFO] finished tweaking crates.io crate nu_plugin_sum 0.11.0
[INFO] tweaked toml for crates.io crate nu_plugin_sum 0.11.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_sum 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byte-unit v3.0.3
[INFO] [stderr]   Downloaded enumflags2_derive v0.6.2
[INFO] [stderr]   Downloaded enumflags2 v0.6.2
[INFO] [stderr]   Downloaded ptree v0.2.1
[INFO] [stderr]   Downloaded nom-tracable-macros v0.4.1
[INFO] [stderr]   Downloaded nom-tracable v0.4.1
[INFO] [stderr]   Downloaded render-tree v0.1.1
[INFO] [stderr]   Downloaded nu-errors v0.11.0
[INFO] [stderr]   Downloaded nu-plugin v0.11.0
[INFO] [stderr]   Downloaded nu-value-ext v0.11.0
[INFO] [stderr]   Downloaded language-reporting v0.4.0
[INFO] [stderr]   Downloaded nu-build v0.11.0
[INFO] [stderr]   Downloaded nom_locate v1.0.0
[INFO] [stderr]   Downloaded nu-source v0.11.0
[INFO] [stderr]   Downloaded erased-serde v0.3.10
[INFO] [stderr]   Downloaded nu-protocol v0.11.0
[INFO] [stderr]   Downloaded nu-parser v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d70ca2fc4ca03ee73fc977b4e06c44dcf6ee99d77a84ee50bac6ad78692917af
[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" "d70ca2fc4ca03ee73fc977b4e06c44dcf6ee99d77a84ee50bac6ad78692917af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d70ca2fc4ca03ee73fc977b4e06c44dcf6ee99d77a84ee50bac6ad78692917af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d70ca2fc4ca03ee73fc977b4e06c44dcf6ee99d77a84ee50bac6ad78692917af", kill_on_drop: false }`
[INFO] [stdout] d70ca2fc4ca03ee73fc977b4e06c44dcf6ee99d77a84ee50bac6ad78692917af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37e25f137d767f3d260d36015bdb71217f617b20ca5b2d5214946c35b9a84c97
[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" "37e25f137d767f3d260d36015bdb71217f617b20ca5b2d5214946c35b9a84c97", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking natural v0.3.0
[INFO] [stderr]     Checking byte-unit v3.0.3
[INFO] [stderr]     Checking query_interface v0.3.5
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking tint v1.0.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking pretty v0.5.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking shellexpand v1.1.1
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking render-tree v0.1.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking nom_locate v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling nom-tracable-macros v0.4.1
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling ctor v0.1.13
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling inventory-impl v0.1.5
[INFO] [stderr]    Compiling typetag-impl v0.1.4
[INFO] [stderr]    Compiling enumflags2_derive v0.6.2
[INFO] [stderr]     Checking enumflags2 v0.6.2
[INFO] [stderr]     Checking nom-tracable v0.4.1
[INFO] [stderr]     Checking inventory v0.1.5
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking language-reporting v0.4.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking erased-serde v0.3.10
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking serde_bytes v0.11.3
[INFO] [stderr]     Checking typetag v0.1.4
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking bigdecimal v0.1.0
[INFO] [stderr]    Compiling nu-build v0.11.0
[INFO] [stderr]     Checking ptree v0.2.1
[INFO] [stderr]    Compiling nu-source v0.11.0
[INFO] [stderr]    Compiling nu-errors v0.11.0
[INFO] [stderr]    Compiling nu-protocol v0.11.0
[INFO] [stderr]    Compiling nu-parser v0.11.0
[INFO] [stderr]    Compiling nu-value-ext v0.11.0
[INFO] [stderr]    Compiling nu-plugin v0.11.0
[INFO] [stderr]    Compiling nu_plugin_sum v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `nu-value-ext v0.11.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nu-value-ext-b7f0c689c40b5ecf/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Error("EOF while parsing a value", line: 1, column: 0)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "37e25f137d767f3d260d36015bdb71217f617b20ca5b2d5214946c35b9a84c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e25f137d767f3d260d36015bdb71217f617b20ca5b2d5214946c35b9a84c97", kill_on_drop: false }`
[INFO] [stdout] 37e25f137d767f3d260d36015bdb71217f617b20ca5b2d5214946c35b9a84c97