[INFO] fetching crate prost-shadown 0.5.0...
[INFO] checking prost-shadown-0.5.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate prost-shadown 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate prost-shadown 0.5.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prost-shadown 0.5.0
[INFO] finished tweaking crates.io crate prost-shadown 0.5.0
[INFO] tweaked toml for crates.io crate prost-shadown 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5971d69ee0ecce20e5c9121d3c70616a69592413c30a5ed49889b853af0b389d
[INFO] running `Command { std: "docker" "start" "-a" "5971d69ee0ecce20e5c9121d3c70616a69592413c30a5ed49889b853af0b389d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5971d69ee0ecce20e5c9121d3c70616a69592413c30a5ed49889b853af0b389d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5971d69ee0ecce20e5c9121d3c70616a69592413c30a5ed49889b853af0b389d", kill_on_drop: false }`
[INFO] [stdout] 5971d69ee0ecce20e5c9121d3c70616a69592413c30a5ed49889b853af0b389d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64bf805214ca3e1faa8b7bbf82d0a0fa81463e1c435105c9a781eb2c93a606b5
[INFO] running `Command { std: "docker" "start" "-a" "64bf805214ca3e1faa8b7bbf82d0a0fa81463e1c435105c9a781eb2c93a606b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking prost-shadown v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:102:35
[INFO] [stdout]     |
[INFO] [stdout] 102 |         f.write_str(error::Error::description(self))?;
[INFO] [stdout]     |                                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `prost`
[INFO] [stdout]  --> benches/varint.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use prost::encoding::{decode_varint, encode_varint, encoded_len_varint};
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `prost`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `criterion::Benchmark`: Please use BenchmarkGroups instead.
[INFO] [stdout]  --> benches/varint.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use criterion::{Benchmark, Criterion, Throughput};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `criterion::Benchmark`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/varint.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let encode = Benchmark::new("encode", move |b| {
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `criterion::Benchmark`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/varint.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let decode = Benchmark::new("decode", move |b| {
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `criterion::Benchmark`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/varint.rs:52:23
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let encoded_len = Benchmark::new("encoded_len", move |b| {
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/varint.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 |         .bench(&name, encode)
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/varint.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 |         .bench(&name, decode)
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/varint.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 |         .bench(&name, encoded_len);
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prost-shadown` (bench "varint") due to 2 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:102:35
[INFO] [stdout]     |
[INFO] [stdout] 102 |         f.write_str(error::Error::description(self))?;
[INFO] [stdout]     |                                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> src/encoding.rs:1443:61
[INFO] [stdout]      |
[INFO] [stdout] 1443 |             let roundtrip_value = decode_varint(&mut encoded.clone()).expect("decoding failed");
[INFO] [stdout]      |                                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "64bf805214ca3e1faa8b7bbf82d0a0fa81463e1c435105c9a781eb2c93a606b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bf805214ca3e1faa8b7bbf82d0a0fa81463e1c435105c9a781eb2c93a606b5", kill_on_drop: false }`
[INFO] [stdout] 64bf805214ca3e1faa8b7bbf82d0a0fa81463e1c435105c9a781eb2c93a606b5
