[INFO] fetching crate serde-encoded-bytes 0.2.1...
[INFO] building serde-encoded-bytes-0.2.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate serde-encoded-bytes 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate serde-encoded-bytes 0.2.1
[INFO] finished tweaking crates.io crate serde-encoded-bytes 0.2.1
[INFO] tweaked toml for crates.io crate serde-encoded-bytes 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-encoded-bytes 0.2.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde-encoded-bytes 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47339e30cf0bc03f4b0c5d3bde8753e911d2344a2f5ee17e1e123cc833382294
[INFO] running `Command { std: "docker" "start" "-a" "47339e30cf0bc03f4b0c5d3bde8753e911d2344a2f5ee17e1e123cc833382294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47339e30cf0bc03f4b0c5d3bde8753e911d2344a2f5ee17e1e123cc833382294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47339e30cf0bc03f4b0c5d3bde8753e911d2344a2f5ee17e1e123cc833382294", kill_on_drop: false }`
[INFO] [stdout] 47339e30cf0bc03f4b0c5d3bde8753e911d2344a2f5ee17e1e123cc833382294
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d13ec69e3fb5d7ff19ab3b24f673af105f1be7913b34a23928801f24548fce9
[INFO] running `Command { std: "docker" "start" "-a" "3d13ec69e3fb5d7ff19ab3b24f673af105f1be7913b34a23928801f24548fce9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling serde-encoded-bytes v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "3d13ec69e3fb5d7ff19ab3b24f673af105f1be7913b34a23928801f24548fce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d13ec69e3fb5d7ff19ab3b24f673af105f1be7913b34a23928801f24548fce9", kill_on_drop: false }`
[INFO] [stdout] 3d13ec69e3fb5d7ff19ab3b24f673af105f1be7913b34a23928801f24548fce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e69ea45a9ceb1ab84652d152fa05da0cf2bfc8a00f5c2abf20ca713c48a513d
[INFO] running `Command { std: "docker" "start" "-a" "0e69ea45a9ceb1ab84652d152fa05da0cf2bfc8a00f5c2abf20ca713c48a513d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling asn1_der v0.7.6
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling serde-json-core v0.6.0
[INFO] [stderr]    Compiling serde_asn1_der v0.8.0
[INFO] [stderr]    Compiling serde-encoded-bytes v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling toml v0.8.22
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `bincode`
[INFO] [stdout]   --> src/tests/bincode.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     bincode::serde::encode_to_vec(value, bincode::config::standard()).map_err(|err| err.to_string())
[INFO] [stdout]    |     ^^^^^^^ use of unresolved module or unlinked crate `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file src/tests/bincode.rs, use `mod bincode` in this file to declare the module
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 + mod bincode;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `bincode`
[INFO] [stdout]   --> src/tests/bincode.rs:19:42
[INFO] [stdout]    |
[INFO] [stdout] 19 |     bincode::serde::encode_to_vec(value, bincode::config::standard()).map_err(|err| err.to_string())
[INFO] [stdout]    |                                          ^^^^^^^ use of unresolved module or unlinked crate `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file src/tests/bincode.rs, use `mod bincode` in this file to declare the module
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 + mod bincode;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `bincode`
[INFO] [stdout]   --> src/tests/bincode.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     bincode::serde::borrow_decode_from_slice(bytes, bincode::config::standard())
[INFO] [stdout]    |     ^^^^^^^ use of unresolved module or unlinked crate `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file src/tests/bincode.rs, use `mod bincode` in this file to declare the module
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 + mod bincode;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `bincode`
[INFO] [stdout]   --> src/tests/bincode.rs:23:53
[INFO] [stdout]    |
[INFO] [stdout] 23 |     bincode::serde::borrow_decode_from_slice(bytes, bincode::config::standard())
[INFO] [stdout]    |                                                     ^^^^^^^ use of unresolved module or unlinked crate `bincode`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file src/tests/bincode.rs, use `mod bincode` in this file to declare the module
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 + mod bincode;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests/bincode.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .map_err(|err| err.to_string())
[INFO] [stdout]    |                   ^^^      --------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .map_err(|err: /* Type */| err.to_string())
[INFO] [stdout]    |                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests/bincode.rs:19:80
[INFO] [stdout]    |
[INFO] [stdout] 19 |     bincode::serde::encode_to_vec(value, bincode::config::standard()).map_err(|err| err.to_string())
[INFO] [stdout]    |                                                                                ^^^      --------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 19 |     bincode::serde::encode_to_vec(value, bincode::config::standard()).map_err(|err: /* Type */| err.to_string())
[INFO] [stdout]    |                                                                                   ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde-encoded-bytes` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "0e69ea45a9ceb1ab84652d152fa05da0cf2bfc8a00f5c2abf20ca713c48a513d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e69ea45a9ceb1ab84652d152fa05da0cf2bfc8a00f5c2abf20ca713c48a513d", kill_on_drop: false }`
[INFO] [stdout] 0e69ea45a9ceb1ab84652d152fa05da0cf2bfc8a00f5c2abf20ca713c48a513d