[INFO] fetching crate fracpack 0.22.0...
[INFO] testing fracpack-0.22.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fracpack 0.22.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fracpack 0.22.0
[INFO] finished tweaking crates.io crate fracpack 0.22.0
[INFO] tweaked toml for crates.io crate fracpack 0.22.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fracpack 0.22.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fracpack 0.22.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded psibase_macros v0.22.0
[INFO] [stderr]   Downloaded either v1.11.0
[INFO] [stderr]   Downloaded psibase-macros-lib v0.22.0
[INFO] [stderr]   Downloaded colored-diff v0.2.3
[INFO] [stderr]   Downloaded psibase-macros-derive v0.22.0
[INFO] [stderr]   Downloaded rustversion v1.0.16
[INFO] [stderr]   Downloaded serde-aux v4.5.0
[INFO] [stderr]   Downloaded custom_error v1.9.2
[INFO] [stderr]   Downloaded dissimilar v1.0.9
[INFO] [stderr]   Downloaded psibase_names v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 015bf4e5e246b696ec69c2cc9cc1ac0ad55c2e8b21843ab915c6be4e263ed98a
[INFO] running `Command { std: "docker" "start" "-a" "015bf4e5e246b696ec69c2cc9cc1ac0ad55c2e8b21843ab915c6be4e263ed98a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "015bf4e5e246b696ec69c2cc9cc1ac0ad55c2e8b21843ab915c6be4e263ed98a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015bf4e5e246b696ec69c2cc9cc1ac0ad55c2e8b21843ab915c6be4e263ed98a", kill_on_drop: false }`
[INFO] [stdout] 015bf4e5e246b696ec69c2cc9cc1ac0ad55c2e8b21843ab915c6be4e263ed98a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c25bc4107a0c86340de287277ee829b458a96c2daf6680edb5e42370a23649c
[INFO] running `Command { std: "docker" "start" "-a" "8c25bc4107a0c86340de287277ee829b458a96c2daf6680edb5e42370a23649c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling strsim v0.10.0
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[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling dissimilar v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling psibase_names v0.22.0
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[INFO] [stderr]    Compiling custom_error v1.9.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling colored-diff v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling darling_core v0.20.10
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[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling psibase-macros-lib v0.22.0
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling psibase-macros-derive v0.22.0
[INFO] [stderr]    Compiling psibase_macros v0.22.0
[INFO] [stderr]    Compiling serde-aux v4.5.0
[INFO] [stderr]    Compiling fracpack v0.22.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.59s
[INFO] running `Command { std: "docker" "inspect" "8c25bc4107a0c86340de287277ee829b458a96c2daf6680edb5e42370a23649c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c25bc4107a0c86340de287277ee829b458a96c2daf6680edb5e42370a23649c", kill_on_drop: false }`
[INFO] [stdout] 8c25bc4107a0c86340de287277ee829b458a96c2daf6680edb5e42370a23649c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a080f0059c45a76282ef844e65bc3533fb2f03dd24c4f30efdfc97ee415534
[INFO] running `Command { std: "docker" "start" "-a" "29a080f0059c45a76282ef844e65bc3533fb2f03dd24c4f30efdfc97ee415534", kill_on_drop: false }`
[INFO] [stderr]    Compiling fracpack v0.22.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "29a080f0059c45a76282ef844e65bc3533fb2f03dd24c4f30efdfc97ee415534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a080f0059c45a76282ef844e65bc3533fb2f03dd24c4f30efdfc97ee415534", kill_on_drop: false }`
[INFO] [stdout] 29a080f0059c45a76282ef844e65bc3533fb2f03dd24c4f30efdfc97ee415534
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0694209345fac4bc1fdaf023afa934394cadfe83597558e8eb10fd3037a54960
[INFO] running `Command { std: "docker" "start" "-a" "0694209345fac4bc1fdaf023afa934394cadfe83597558e8eb10fd3037a54960", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/fracpack.rs (/opt/rustwide/target/debug/deps/fracpack-9a4cb5198abb4571)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fracpack
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/fracpack.rs - Pack::packed (line 264) ... ok
[INFO] [stdout] test src/fracpack.rs - Unpack::unpack (line 332) ... FAILED
[INFO] [stdout] test src/fracpack.rs - UnpackOwned (line 215) ... ok
[INFO] [stdout] test src/fracpack.rs - Unpack::unpacked (line 350) ... ok
[INFO] [stdout] test src/fracpack.rs - Pack::pack (line 245) ... ok
[INFO] [stdout] test src/fracpack.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/fracpack.rs - Unpack::unpack (line 332) stdout ----
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/fracpack.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     String::unpack(src, &mut pos).unwrap()
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ ---  -------- unexpected argument #2 of type `&mut {integer}`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    types differ in mutability
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected mutable reference `&mut FracInputStream<'_>`
[INFO] [stdout]                        found reference `&[u8]`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/fracpack.rs:342:8
[INFO] [stdout]     |
[INFO] [stdout] 342 |     fn unpack(src: &mut FracInputStream<'a>) -> Result<Self>;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout] 338 -     String::unpack(src, &mut pos).unwrap()
[INFO] [stdout] 338 +     String::unpack(/* &mut FracInputStream<'_> */).unwrap()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/fracpack.rs - Unpack::unpack (line 332)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0694209345fac4bc1fdaf023afa934394cadfe83597558e8eb10fd3037a54960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0694209345fac4bc1fdaf023afa934394cadfe83597558e8eb10fd3037a54960", kill_on_drop: false }`
[INFO] [stdout] 0694209345fac4bc1fdaf023afa934394cadfe83597558e8eb10fd3037a54960