[INFO] fetching crate defmt 0.2.3...
[INFO] testing defmt-0.2.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate defmt 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate defmt 0.2.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config.toml
[INFO] started tweaking crates.io crate defmt 0.2.3
[INFO] finished tweaking crates.io crate defmt 0.2.3
[INFO] tweaked toml for crates.io crate defmt 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c78d2870b8145e9ca20357c6538a799c78361a2b4145f657eb1d3f58080884f1
[INFO] running `Command { std: "docker" "start" "-a" "c78d2870b8145e9ca20357c6538a799c78361a2b4145f657eb1d3f58080884f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c78d2870b8145e9ca20357c6538a799c78361a2b4145f657eb1d3f58080884f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c78d2870b8145e9ca20357c6538a799c78361a2b4145f657eb1d3f58080884f1", kill_on_drop: false }`
[INFO] [stdout] c78d2870b8145e9ca20357c6538a799c78361a2b4145f657eb1d3f58080884f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a03d7d84a89f1ecde61fa7a0b938365610e7ad87e5b4c48471268d2e4340bc1
[INFO] running `Command { std: "docker" "start" "-a" "5a03d7d84a89f1ecde61fa7a0b938365610e7ad87e5b4c48471268d2e4340bc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling defmt-parser v0.2.2
[INFO] [stderr]    Compiling defmt v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling defmt-macros v0.2.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `Command { std: "docker" "inspect" "5a03d7d84a89f1ecde61fa7a0b938365610e7ad87e5b4c48471268d2e4340bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a03d7d84a89f1ecde61fa7a0b938365610e7ad87e5b4c48471268d2e4340bc1", kill_on_drop: false }`
[INFO] [stdout] 5a03d7d84a89f1ecde61fa7a0b938365610e7ad87e5b4c48471268d2e4340bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62c459e019b82401c57f2a67a5a090995034059c5ae278ef7fb7f28f7ab2ce2e
[INFO] running `Command { std: "docker" "start" "-a" "62c459e019b82401c57f2a67a5a090995034059c5ae278ef7fb7f28f7ab2ce2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling trybuild v1.0.43
[INFO] [stderr]    Compiling defmt v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: to run unit tests enable the `unstable-test` feature, e.g. `cargo t --features unstable-test`
[INFO] [stdout]   --> src/lib.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / compile_error!(
[INFO] [stdout] 39 | |     "to run unit tests enable the `unstable-test` feature, e.g. `cargo t --features unstable-test`"
[INFO] [stdout] 40 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `defmt::export::fetch_string_index`
[INFO] [stdout]   --> tests/encode.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     export::fetch_string_index, write, Debug2Format, Display2Format, Format, Formatter,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `fetch_string_index` in `export`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `defmt`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]   --> tests/encode.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut f = InternalFormatter::new();
[INFO] [stdout]    |                                    ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]   --> tests/encode.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     assert_eq!(f.bytes(), expected_encoding);
[INFO] [stdout]    |                  ^^^^^ method not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]   --> tests/encode.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]    |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]   --> tests/encode.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 |         f.bytes(),
[INFO] [stdout]    |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]   --> tests/encode.rs:73:38
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let f2 = &mut InternalFormatter::new();
[INFO] [stdout]    |                                      ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]   --> tests/encode.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |         f2.bytes(),
[INFO] [stdout]    |            ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]   --> tests/encode.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]    |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]   --> tests/encode.rs:98:11
[INFO] [stdout]    |
[INFO] [stdout] 98 |         f.bytes(),
[INFO] [stdout]    |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:109:37
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:118:11
[INFO] [stdout]     |
[INFO] [stdout] 118 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:129:37
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:135:11
[INFO] [stdout]     |
[INFO] [stdout] 135 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:147:37
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:156:11
[INFO] [stdout]     |
[INFO] [stdout] 156 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:168:37
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:173:11
[INFO] [stdout]     |
[INFO] [stdout] 173 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:184:37
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:193:11
[INFO] [stdout]     |
[INFO] [stdout] 193 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:206:37
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:211:11
[INFO] [stdout]     |
[INFO] [stdout] 211 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:223:37
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:232:11
[INFO] [stdout]     |
[INFO] [stdout] 232 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:243:37
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:248:11
[INFO] [stdout]     |
[INFO] [stdout] 248 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:283:37
[INFO] [stdout]     |
[INFO] [stdout] 283 |     let f = &mut InternalFormatter::new();
[INFO] [stdout]     |                                     ^^^ function or associated item not found in `InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bytes` found for mutable reference `&mut InternalFormatter` in the current scope
[INFO] [stdout]    --> tests/encode.rs:293:11
[INFO] [stdout]     |
[INFO] [stdout] 293 |         f.bytes(),
[INFO] [stdout]     |           ^^^^^ method not found in `&mut InternalFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 27 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "62c459e019b82401c57f2a67a5a090995034059c5ae278ef7fb7f28f7ab2ce2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c459e019b82401c57f2a67a5a090995034059c5ae278ef7fb7f28f7ab2ce2e", kill_on_drop: false }`
[INFO] [stdout] 62c459e019b82401c57f2a67a5a090995034059c5ae278ef7fb7f28f7ab2ce2e
