[INFO] fetching crate card_format 0.2.1...
[INFO] checking card_format-0.2.1 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate card_format 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate card_format 0.2.1 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate card_format 0.2.1
[INFO] finished tweaking crates.io crate card_format 0.2.1
[INFO] tweaked toml for crates.io crate card_format 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate card_format 0.2.1 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" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.91
[INFO] [stderr]   Downloaded proc-macro2 v1.0.37
[INFO] [stderr]   Downloaded tokenate v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33734ca719cf3f7504d120b2255a2d99bb96eb07e92b5b20dcfd6c4a6e48cc69
[INFO] running `Command { std: "docker" "start" "-a" "33734ca719cf3f7504d120b2255a2d99bb96eb07e92b5b20dcfd6c4a6e48cc69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33734ca719cf3f7504d120b2255a2d99bb96eb07e92b5b20dcfd6c4a6e48cc69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33734ca719cf3f7504d120b2255a2d99bb96eb07e92b5b20dcfd6c4a6e48cc69", kill_on_drop: false }`
[INFO] [stdout] 33734ca719cf3f7504d120b2255a2d99bb96eb07e92b5b20dcfd6c4a6e48cc69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 581061fc359fe2795688343984da158450ab27a26d75a2d718fb3f314cb73d2a
[INFO] running `Command { std: "docker" "start" "-a" "581061fc359fe2795688343984da158450ab27a26d75a2d718fb3f314cb73d2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]     Checking tokenate v0.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking card_format v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `pos` and `v` are never read
[INFO] [stdout]  --> src/err.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct GotToken {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 8 |     pos: Pos,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 9 |     v: CardToken,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `GotToken` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pos` and `v` are never read
[INFO] [stdout]  --> src/err.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct GotToken {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 8 |     pos: Pos,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 9 |     v: CardToken,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `GotToken` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "581061fc359fe2795688343984da158450ab27a26d75a2d718fb3f314cb73d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "581061fc359fe2795688343984da158450ab27a26d75a2d718fb3f314cb73d2a", kill_on_drop: false }`
[INFO] [stdout] 581061fc359fe2795688343984da158450ab27a26d75a2d718fb3f314cb73d2a
