[INFO] fetching crate target-spec-json 0.2.4...
[INFO] testing target-spec-json-0.2.4 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate target-spec-json 0.2.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate target-spec-json 0.2.4
[INFO] finished tweaking crates.io crate target-spec-json 0.2.4
[INFO] tweaked toml for crates.io crate target-spec-json 0.2.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate target-spec-json 0.2.4 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate target-spec-json 0.2.4 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e356cce35bd6f193b46750f20a86674908ca012a40ba3f122a59f02b3052f5c
[INFO] running `Command { std: "docker" "start" "-a" "8e356cce35bd6f193b46750f20a86674908ca012a40ba3f122a59f02b3052f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e356cce35bd6f193b46750f20a86674908ca012a40ba3f122a59f02b3052f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e356cce35bd6f193b46750f20a86674908ca012a40ba3f122a59f02b3052f5c", kill_on_drop: false }`
[INFO] [stdout] 8e356cce35bd6f193b46750f20a86674908ca012a40ba3f122a59f02b3052f5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edb100a43ac4ae77953ec331cc2b27fac53e7d18b738ba45937f71a96183beb3
[INFO] running `Command { std: "docker" "start" "-a" "edb100a43ac4ae77953ec331cc2b27fac53e7d18b738ba45937f71a96183beb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde v1.0.226
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.226
[INFO] [stderr]    Compiling target-spec-json v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.39s
[INFO] running `Command { std: "docker" "inspect" "edb100a43ac4ae77953ec331cc2b27fac53e7d18b738ba45937f71a96183beb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb100a43ac4ae77953ec331cc2b27fac53e7d18b738ba45937f71a96183beb3", kill_on_drop: false }`
[INFO] [stdout] edb100a43ac4ae77953ec331cc2b27fac53e7d18b738ba45937f71a96183beb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89c943aca34540f6e2013674479b22611c715e3ebe28918537737b58ef9ea185
[INFO] running `Command { std: "docker" "start" "-a" "89c943aca34540f6e2013674479b22611c715e3ebe28918537737b58ef9ea185", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling target-spec-json v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `test_helper`
[INFO] [stdout]   --> src/gen/tests/track_size.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     test_helper::git::assert_diff(
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `test_helper`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test_helper`, use `cargo add test_helper` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `target-spec-json` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "89c943aca34540f6e2013674479b22611c715e3ebe28918537737b58ef9ea185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c943aca34540f6e2013674479b22611c715e3ebe28918537737b58ef9ea185", kill_on_drop: false }`
[INFO] [stdout] 89c943aca34540f6e2013674479b22611c715e3ebe28918537737b58ef9ea185