[INFO] fetching crate rust_multicodec 0.2.0...
[INFO] checking rust_multicodec-0.2.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate rust_multicodec 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rust_multicodec 0.2.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_multicodec 0.2.0
[INFO] finished tweaking crates.io crate rust_multicodec 0.2.0
[INFO] tweaked toml for crates.io crate rust_multicodec 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding integer-encoding v1.1.7 (available: v4.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e11b40bcf0c2de66ae94c34f90726746d7c418658ffe67854093569dcbe0226c
[INFO] running `Command { std: "docker" "start" "-a" "e11b40bcf0c2de66ae94c34f90726746d7c418658ffe67854093569dcbe0226c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e11b40bcf0c2de66ae94c34f90726746d7c418658ffe67854093569dcbe0226c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11b40bcf0c2de66ae94c34f90726746d7c418658ffe67854093569dcbe0226c", kill_on_drop: false }`
[INFO] [stdout] e11b40bcf0c2de66ae94c34f90726746d7c418658ffe67854093569dcbe0226c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f4cf640ab02829f6717930316c47e0024a668135a5b010c675c00318dd9ced5
[INFO] running `Command { std: "docker" "start" "-a" "7f4cf640ab02829f6717930316c47e0024a668135a5b010c675c00318dd9ced5", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]     Checking itoa v1.0.13
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]     Checking integer-encoding v1.1.7
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]     Checking rust_multicodec v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `decode_var_vec` found for type `u64` in the current scope
[INFO] [stdout]   --> src/codec_prefix.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let decoded:(u64,usize)=u64::decode_var_vec(&Vec::from(data));
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ function or associated item not found in `u64`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an associated function `decode_var` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let decoded:(u64,usize)=u64::decode_var(&Vec::from(data));
[INFO] [stdout]    |                                  ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `decode_var_vec` found for type `u64` in the current scope
[INFO] [stdout]   --> src/codec_prefix.rs:97:34
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let decoded:(u64,usize)=u64::decode_var_vec(&Vec::from(data));
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ function or associated item not found in `u64`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an associated function `decode_var` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let decoded:(u64,usize)=u64::decode_var(&Vec::from(data));
[INFO] [stdout]    |                                  ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `decode_var_vec` found for type `u64` in the current scope
[INFO] [stdout]   --> src/codec_prefix.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let decoded:(u64,usize)=u64::decode_var_vec(&Vec::from(data));
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ function or associated item not found in `u64`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an associated function `decode_var` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let decoded:(u64,usize)=u64::decode_var(&Vec::from(data));
[INFO] [stdout]    |                                  ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `decode_var_vec` found for type `u64` in the current scope
[INFO] [stdout]   --> src/codec_prefix.rs:97:34
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let decoded:(u64,usize)=u64::decode_var_vec(&Vec::from(data));
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ function or associated item not found in `u64`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an associated function `decode_var` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let decoded:(u64,usize)=u64::decode_var(&Vec::from(data));
[INFO] [stdout]    |                                  ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_multicodec` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_multicodec` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7f4cf640ab02829f6717930316c47e0024a668135a5b010c675c00318dd9ced5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4cf640ab02829f6717930316c47e0024a668135a5b010c675c00318dd9ced5", kill_on_drop: false }`
[INFO] [stdout] 7f4cf640ab02829f6717930316c47e0024a668135a5b010c675c00318dd9ced5