[INFO] fetching crate serde_sv2 1.0.1...
[INFO] checking serde_sv2-1.0.1 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate serde_sv2 1.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate serde_sv2 1.0.1 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_sv2 1.0.1
[INFO] finished tweaking crates.io crate serde_sv2 1.0.1
[INFO] tweaked toml for crates.io crate serde_sv2 1.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ee941532d6469adee010c965757a5936727e72dba48d8fc2d0071d274d48b3a
[INFO] running `Command { std: "docker" "start" "-a" "9ee941532d6469adee010c965757a5936727e72dba48d8fc2d0071d274d48b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ee941532d6469adee010c965757a5936727e72dba48d8fc2d0071d274d48b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee941532d6469adee010c965757a5936727e72dba48d8fc2d0071d274d48b3a", kill_on_drop: false }`
[INFO] [stdout] 9ee941532d6469adee010c965757a5936727e72dba48d8fc2d0071d274d48b3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cdba58e96d300bd03853423225a5a9ec649e1794e1a02486deebd7b69957cb6
[INFO] running `Command { std: "docker" "start" "-a" "5cdba58e96d300bd03853423225a5a9ec649e1794e1a02486deebd7b69957cb6", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking buffer_sv2 v1.1.0
[INFO] [stderr]     Checking serde_sv2 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Seq` is never constructed
[INFO] [stdout]    --> src/de.rs:456:8
[INFO] [stdout]     |
[INFO] [stdout] 456 | struct Seq<'de, 'a> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_static` is never used
[INFO] [stdout]  --> src/primitives/byte_arrays/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait IntoStatic {
[INFO] [stdout]   |           ---------- method in this trait
[INFO] [stdout] 8 |     fn into_static(self) -> Self;
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Seq` is never constructed
[INFO] [stdout]    --> src/de.rs:456:8
[INFO] [stdout]     |
[INFO] [stdout] 456 | struct Seq<'de, 'a> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_static` is never used
[INFO] [stdout]  --> src/primitives/byte_arrays/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait IntoStatic {
[INFO] [stdout]   |           ---------- method in this trait
[INFO] [stdout] 8 |     fn into_static(self) -> Self;
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `Command { std: "docker" "inspect" "5cdba58e96d300bd03853423225a5a9ec649e1794e1a02486deebd7b69957cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cdba58e96d300bd03853423225a5a9ec649e1794e1a02486deebd7b69957cb6", kill_on_drop: false }`
[INFO] [stdout] 5cdba58e96d300bd03853423225a5a9ec649e1794e1a02486deebd7b69957cb6