[INFO] fetching crate nu-value-ext 0.44.0...
[INFO] checking nu-value-ext-0.44.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate nu-value-ext 0.44.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nu-value-ext 0.44.0
[INFO] finished tweaking crates.io crate nu-value-ext 0.44.0
[INFO] tweaked toml for crates.io crate nu-value-ext 0.44.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nu-value-ext 0.44.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 156 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.10.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding nu-protocol v0.44.0 (available: v0.105.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cf81f319e8959afcd3daf618d53ebbf20cde0b016ffea47ae0ff2d972cef330
[INFO] running `Command { std: "docker" "start" "-a" "8cf81f319e8959afcd3daf618d53ebbf20cde0b016ffea47ae0ff2d972cef330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cf81f319e8959afcd3daf618d53ebbf20cde0b016ffea47ae0ff2d972cef330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf81f319e8959afcd3daf618d53ebbf20cde0b016ffea47ae0ff2d972cef330", kill_on_drop: false }`
[INFO] [stdout] 8cf81f319e8959afcd3daf618d53ebbf20cde0b016ffea47ae0ff2d972cef330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3984bf44bd70ca910c207d8e7f4eb3488a5f499d82740aad61574c2ab3865bfb
[INFO] running `Command { std: "docker" "start" "-a" "3984bf44bd70ca910c207d8e7f4eb3488a5f499d82740aad61574c2ab3865bfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking utf8-width v0.1.7
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking nu-ansi-term v0.44.0
[INFO] [stderr]     Checking pretty v0.5.2
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking nu-source v0.44.0
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking byte-unit v4.0.19
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking bigdecimal v0.3.1
[INFO] [stderr]     Checking chrono-humanize v0.2.3
[INFO] [stderr]     Checking nu-errors v0.44.0
[INFO] [stderr]     Checking nu-protocol v0.44.0
[INFO] [stderr]     Checking nu-value-ext v0.44.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s
[INFO] running `Command { std: "docker" "inspect" "3984bf44bd70ca910c207d8e7f4eb3488a5f499d82740aad61574c2ab3865bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3984bf44bd70ca910c207d8e7f4eb3488a5f499d82740aad61574c2ab3865bfb", kill_on_drop: false }`
[INFO] [stdout] 3984bf44bd70ca910c207d8e7f4eb3488a5f499d82740aad61574c2ab3865bfb