[INFO] fetching crate senml-deser 0.2.1...
[INFO] checking senml-deser-0.2.1 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate senml-deser 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate senml-deser 0.2.1 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate senml-deser 0.2.1
[INFO] finished tweaking crates.io crate senml-deser 0.2.1
[INFO] tweaked toml for crates.io crate senml-deser 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate senml-deser 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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded critical-section v1.1.2
[INFO] [stderr]   Downloaded semver v1.0.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 399ca1014a86f3bff4ca0d7c9d5e46dd832101ca15744d048ee0cf7054f4adee
[INFO] running `Command { std: "docker" "start" "-a" "399ca1014a86f3bff4ca0d7c9d5e46dd832101ca15744d048ee0cf7054f4adee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "399ca1014a86f3bff4ca0d7c9d5e46dd832101ca15744d048ee0cf7054f4adee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399ca1014a86f3bff4ca0d7c9d5e46dd832101ca15744d048ee0cf7054f4adee", kill_on_drop: false }`
[INFO] [stdout] 399ca1014a86f3bff4ca0d7c9d5e46dd832101ca15744d048ee0cf7054f4adee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ebab4193b9bdc5c6002660534409a2b15210a1752c22b5f2868aa1eb7a61053
[INFO] running `Command { std: "docker" "start" "-a" "0ebab4193b9bdc5c6002660534409a2b15210a1752c22b5f2868aa1eb7a61053", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking senml-deser v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/deser/de.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'de> Decoder {
[INFO] [stdout]    |      --- lifetime `'de` declared here
[INFO] [stdout] ...
[INFO] [stdout] 27 |     ) -> Result<Pack<Cbor>, crate::Error> {
[INFO] [stdout]    |                     ^ this elided lifetime gets resolved as `'de`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/deser/de.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'de> Decoder {
[INFO] [stdout]    |      --- lifetime `'de` declared here
[INFO] [stdout] ...
[INFO] [stdout] 27 |     ) -> Result<Pack<Cbor>, crate::Error> {
[INFO] [stdout]    |                     ^ this elided lifetime gets resolved as `'de`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` 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` profile [unoptimized + debuginfo] target(s) in 13.43s
[INFO] running `Command { std: "docker" "inspect" "0ebab4193b9bdc5c6002660534409a2b15210a1752c22b5f2868aa1eb7a61053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebab4193b9bdc5c6002660534409a2b15210a1752c22b5f2868aa1eb7a61053", kill_on_drop: false }`
[INFO] [stdout] 0ebab4193b9bdc5c6002660534409a2b15210a1752c22b5f2868aa1eb7a61053