[INFO] fetching crate mcp-server-nu 0.3.0...
[INFO] checking mcp-server-nu-0.3.0 against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-4
[INFO] extracting crate mcp-server-nu 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mcp-server-nu 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mcp-server-nu 0.3.0
[INFO] tweaked toml for crates.io crate mcp-server-nu 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-server-nu 0.3.0 on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-server-nu 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded clap v4.5.42
[INFO] [stderr]   Downloaded assert_cmd v2.0.17
[INFO] [stderr]   Downloaded rmcp-macros v0.3.1
[INFO] [stderr]   Downloaded clap_builder v4.5.42
[INFO] [stderr]   Downloaded cc v1.2.24
[INFO] [stderr]   Downloaded rmcp v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ef8c388e4f6c4e14b18daa1bbf3ab4b34f52ecfcb62e532a61b4b48ae612243
[INFO] running `Command { std: "docker" "start" "-a" "9ef8c388e4f6c4e14b18daa1bbf3ab4b34f52ecfcb62e532a61b4b48ae612243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ef8c388e4f6c4e14b18daa1bbf3ab4b34f52ecfcb62e532a61b4b48ae612243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef8c388e4f6c4e14b18daa1bbf3ab4b34f52ecfcb62e532a61b4b48ae612243", kill_on_drop: false }`
[INFO] [stdout] 9ef8c388e4f6c4e14b18daa1bbf3ab4b34f52ecfcb62e532a61b4b48ae612243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ecd66b88c1c6a13fb9280d610512f067331c68faf0b47d8ffecea8abc7b2a85
[INFO] running `Command { std: "docker" "start" "-a" "1ecd66b88c1c6a13fb9280d610512f067331c68faf0b47d8ffecea8abc7b2a85", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking clap_builder v4.5.42
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]    Compiling darling_core v0.21.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking clap v4.5.42
[INFO] [stderr]    Compiling darling_macro v0.21.0
[INFO] [stderr]    Compiling darling v0.21.0
[INFO] [stderr]    Compiling rmcp-macros v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking schemars v1.0.4
[INFO] [stderr]     Checking rmcp v0.3.1
[INFO] [stderr]     Checking mcp-server-nu v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.37s
[INFO] running `Command { std: "docker" "inspect" "1ecd66b88c1c6a13fb9280d610512f067331c68faf0b47d8ffecea8abc7b2a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ecd66b88c1c6a13fb9280d610512f067331c68faf0b47d8ffecea8abc7b2a85", kill_on_drop: false }`
[INFO] [stdout] 1ecd66b88c1c6a13fb9280d610512f067331c68faf0b47d8ffecea8abc7b2a85