[INFO] fetching crate postcard-dyn-ng 0.3.0...
[INFO] checking postcard-dyn-ng-0.3.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-2
[INFO] extracting crate postcard-dyn-ng 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate postcard-dyn-ng 0.3.0
[INFO] finished tweaking crates.io crate postcard-dyn-ng 0.3.0
[INFO] tweaked toml for crates.io crate postcard-dyn-ng 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate postcard-dyn-ng 0.3.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate postcard-dyn-ng 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded postcard v1.1.1
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.3
[INFO] [stderr]   Downloaded cobs v0.2.3
[INFO] [stderr]   Downloaded embedded-io v0.4.0
[INFO] [stderr]   Downloaded embedded-io v0.6.1
[INFO] [stderr]   Downloaded critical-section v1.2.0
[INFO] [stderr]   Downloaded heapless v0.7.17
[INFO] [stderr]   Downloaded syn v2.0.103
[INFO] [stderr]   Downloaded rustc_version v0.4.1
[INFO] [stderr]   Downloaded hash32 v0.2.1
[INFO] [stderr]   Downloaded postcard-schema-ng v0.3.0
[INFO] [stderr]   Downloaded postcard-derive-ng v0.3.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af954905df3613475d850865ba4d6ecf2ba165db9d64dcb38252c33037c4c6c4
[INFO] running `Command { std: "docker" "start" "-a" "af954905df3613475d850865ba4d6ecf2ba165db9d64dcb38252c33037c4c6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af954905df3613475d850865ba4d6ecf2ba165db9d64dcb38252c33037c4c6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af954905df3613475d850865ba4d6ecf2ba165db9d64dcb38252c33037c4c6c4", kill_on_drop: false }`
[INFO] [stdout] af954905df3613475d850865ba4d6ecf2ba165db9d64dcb38252c33037c4c6c4
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb18facc39ee4009311eb5e3267411edb2079f6db55a2973ae8266bea6a7f937
[INFO] running `Command { std: "docker" "start" "-a" "cb18facc39ee4009311eb5e3267411edb2079f6db55a2973ae8266bea6a7f937", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling postcard-derive-ng v0.3.0
[INFO] [stderr]     Checking postcard-schema-ng v0.3.0
[INFO] [stderr]     Checking postcard v1.1.1
[INFO] [stderr]     Checking postcard-dyn-ng v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `UnitStruct` is never constructed
[INFO] [stdout]    --> src/de.rs:463:12
[INFO] [stdout]     |
[INFO] [stdout] 463 |     struct UnitStruct;
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TupStruct1` is never constructed
[INFO] [stdout]    --> src/de.rs:466:12
[INFO] [stdout]     |
[INFO] [stdout] 466 |     struct TupStruct1(u8);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TupStruct2` is never constructed
[INFO] [stdout]    --> src/de.rs:469:12
[INFO] [stdout]     |
[INFO] [stdout] 469 |     struct TupStruct2(u8, u8);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.72s
[INFO] running `Command { std: "docker" "inspect" "cb18facc39ee4009311eb5e3267411edb2079f6db55a2973ae8266bea6a7f937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb18facc39ee4009311eb5e3267411edb2079f6db55a2973ae8266bea6a7f937", kill_on_drop: false }`
[INFO] [stdout] cb18facc39ee4009311eb5e3267411edb2079f6db55a2973ae8266bea6a7f937