[INFO] fetching crate nb-cli 0.0.9...
[INFO] checking nb-cli-0.0.9 against 760e1de835e253bf28bbcbfee38b5e8ed9ffe074 for pr-133502-26
[INFO] extracting crate nb-cli 0.0.9 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate nb-cli 0.0.9
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nb-cli 0.0.9
[INFO] tweaked toml for crates.io crate nb-cli 0.0.9 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nb-cli 0.0.9 on toolchain 760e1de835e253bf28bbcbfee38b5e8ed9ffe074
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nb-cli 0.0.9 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" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "cd110bf17ab2b0886f84212ad379f7f77e8f3ed758965bee1e63c3498f22d0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd110bf17ab2b0886f84212ad379f7f77e8f3ed758965bee1e63c3498f22d0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cd110bf17ab2b0886f84212ad379f7f77e8f3ed758965bee1e63c3498f22d0d6" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd110bf17ab2b0886f84212ad379f7f77e8f3ed758965bee1e63c3498f22d0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cd110bf17ab2b0886f84212ad379f7f77e8f3ed758965bee1e63c3498f22d0d6" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: methods `get_str` and `get_i64` are never used
[INFO] [stdout]   --> tests/test_helpers.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Sentinel {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 19 |     /// Get a string field from the metadata
[INFO] [stdout] 20 |     pub fn get_str(&self, key: &str) -> Option<&str> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_i64(&self, key: &str) -> Option<i64> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_cells` is never used
[INFO] [stdout]   --> tests/test_helpers.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn parse_cells(output: &str) -> Vec<Sentinel> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_outputs` is never used
[INFO] [stdout]   --> tests/test_helpers.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn parse_outputs(output: &str) -> Vec<Sentinel> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> tests/test_helpers.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Sentinel {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub metadata: Value,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Sentinel` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_str` and `get_i64` are never used
[INFO] [stdout]   --> tests/test_helpers.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Sentinel {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 19 |     /// Get a string field from the metadata
[INFO] [stdout] 20 |     pub fn get_str(&self, key: &str) -> Option<&str> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_i64(&self, key: &str) -> Option<i64> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_cells` is never used
[INFO] [stdout]   --> tests/test_helpers.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn parse_cells(output: &str) -> Vec<Sentinel> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_outputs` is never used
[INFO] [stdout]   --> tests/test_helpers.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn parse_outputs(output: &str) -> Vec<Sentinel> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7m 48s
[INFO] running `Command { std: "docker" "inspect" "cd110bf17ab2b0886f84212ad379f7f77e8f3ed758965bee1e63c3498f22d0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd110bf17ab2b0886f84212ad379f7f77e8f3ed758965bee1e63c3498f22d0d6", kill_on_drop: false }`
[INFO] [stdout] cd110bf17ab2b0886f84212ad379f7f77e8f3ed758965bee1e63c3498f22d0d6
