[INFO] fetching crate bytebuffer 2.2.0...
[INFO] checking bytebuffer-2.2.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate bytebuffer 2.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate bytebuffer 2.2.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate bytebuffer 2.2.0
[INFO] finished tweaking crates.io crate bytebuffer 2.2.0
[INFO] tweaked toml for crates.io crate bytebuffer 2.2.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b25e543e568dcf66e9a7a10eb8f564b7362cbc562ea12eefe889ec8db39cf5d
[INFO] running `Command { std: "docker" "start" "-a" "0b25e543e568dcf66e9a7a10eb8f564b7362cbc562ea12eefe889ec8db39cf5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b25e543e568dcf66e9a7a10eb8f564b7362cbc562ea12eefe889ec8db39cf5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b25e543e568dcf66e9a7a10eb8f564b7362cbc562ea12eefe889ec8db39cf5d", kill_on_drop: false }`
[INFO] [stdout] 0b25e543e568dcf66e9a7a10eb8f564b7362cbc562ea12eefe889ec8db39cf5d
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 024070ae58c4cc06a040cbb02e39d5653ef727d016abb24327af7227c35109f1
[INFO] running `Command { std: "docker" "start" "-a" "024070ae58c4cc06a040cbb02e39d5653ef727d016abb24327af7227c35109f1", kill_on_drop: false }`
[INFO] [stderr]     Checking bytebuffer v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `half`
[INFO] [stdout]   --> tests/reader.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |         buffer.write_bf16(half::bf16::from_f32(12.5));
[INFO] [stdout]    |                           ^^^^ use of undeclared crate or module `half`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `half`
[INFO] [stdout]   --> tests/buffer.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |         buffer.write_bf16(half::bf16::from_f32(12.5));
[INFO] [stdout]    |                           ^^^^ use of undeclared crate or module `half`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `half`
[INFO] [stdout]   --> tests/reader.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |         buffer.write_f16(half::f16::from_f32(12.5));
[INFO] [stdout]    |                          ^^^^ use of undeclared crate or module `half`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `half`
[INFO] [stdout]   --> tests/buffer.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |         buffer.write_f16(half::f16::from_f32(12.5));
[INFO] [stdout]    |                          ^^^^ use of undeclared crate or module `half`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_bf16` found for struct `ByteBuffer` in the current scope
[INFO] [stdout]   --> tests/buffer.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |         buffer.write_bf16(half::bf16::from_f32(12.5));
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `write` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 17 |         buffer.write(half::bf16::from_f32(12.5));
[INFO] [stdout]    |                ~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_bf16` found for struct `ByteBuffer` in the current scope
[INFO] [stdout]   --> tests/reader.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |         buffer.write_bf16(half::bf16::from_f32(12.5));
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `write` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 17 |         buffer.write(half::bf16::from_f32(12.5));
[INFO] [stdout]    |                ~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_f16` found for struct `ByteBuffer` in the current scope
[INFO] [stdout]   --> tests/buffer.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |         buffer.write_f16(half::f16::from_f32(12.5));
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `write_i16` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 18 |         buffer.write_i16(half::f16::from_f32(12.5));
[INFO] [stdout]    |                ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_f16` found for struct `ByteBuffer` in the current scope
[INFO] [stdout]   --> tests/reader.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |         buffer.write_f16(half::f16::from_f32(12.5));
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `write_i16` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 18 |         buffer.write_i16(half::f16::from_f32(12.5));
[INFO] [stdout]    |                ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read_bf16` found for struct `ByteBuffer` in the current scope
[INFO] [stdout]   --> tests/buffer.rs:40:24
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let _ = buffer.read_bf16();
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `read_i16` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let _ = buffer.read_i16();
[INFO] [stdout]    |                        ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read_bf16` found for struct `ByteReader` in the current scope
[INFO] [stdout]   --> tests/reader.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _ = reader.read_bf16();
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `read_i16` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _ = reader.read_i16();
[INFO] [stdout]    |                        ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read_f16` found for struct `ByteBuffer` in the current scope
[INFO] [stdout]   --> tests/buffer.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = buffer.read_f16();
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `read_i16` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = buffer.read_i16();
[INFO] [stdout]    |                        ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read_f16` found for struct `ByteReader` in the current scope
[INFO] [stdout]   --> tests/reader.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let _ = reader.read_f16();
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `read_i16` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let _ = reader.read_i16();
[INFO] [stdout]    |                        ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytebuffer` (test "buffer") due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bytebuffer` (test "reader") due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "024070ae58c4cc06a040cbb02e39d5653ef727d016abb24327af7227c35109f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024070ae58c4cc06a040cbb02e39d5653ef727d016abb24327af7227c35109f1", kill_on_drop: false }`
[INFO] [stdout] 024070ae58c4cc06a040cbb02e39d5653ef727d016abb24327af7227c35109f1
