[INFO] fetching crate hax-lib 0.3.4...
[INFO] testing hax-lib-0.3.4 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate hax-lib 0.3.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate hax-lib 0.3.4
[INFO] finished tweaking crates.io crate hax-lib 0.3.4
[INFO] tweaked toml for crates.io crate hax-lib 0.3.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hax-lib 0.3.4 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hax-lib 0.3.4 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e458da908ee62b8afb34e97f3eba691435cdb9ac52eee1a7cdb42111a4d9b10
[INFO] running `Command { std: "docker" "start" "-a" "9e458da908ee62b8afb34e97f3eba691435cdb9ac52eee1a7cdb42111a4d9b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e458da908ee62b8afb34e97f3eba691435cdb9ac52eee1a7cdb42111a4d9b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e458da908ee62b8afb34e97f3eba691435cdb9ac52eee1a7cdb42111a4d9b10", kill_on_drop: false }`
[INFO] [stdout] 9e458da908ee62b8afb34e97f3eba691435cdb9ac52eee1a7cdb42111a4d9b10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ade32df6b978885784d3a65491ca3701ef65b154dcbbf25d9285d7a4fa53114a
[INFO] running `Command { std: "docker" "start" "-a" "ade32df6b978885784d3a65491ca3701ef65b154dcbbf25d9285d7a4fa53114a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling hax-lib v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hax-lib-macros v0.3.4
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `Abstraction` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use int::*;
[INFO] [stdout]   |         ------ but the name `Abstraction` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `Concretization` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use int::*;
[INFO] [stdout]   |         ------ but the name `Concretization` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `abstraction::*`
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Concretization` is never used
[INFO] [stdout]   --> src/abstraction.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait Concretization<T> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.63s
[INFO] running `Command { std: "docker" "inspect" "ade32df6b978885784d3a65491ca3701ef65b154dcbbf25d9285d7a4fa53114a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ade32df6b978885784d3a65491ca3701ef65b154dcbbf25d9285d7a4fa53114a", kill_on_drop: false }`
[INFO] [stdout] ade32df6b978885784d3a65491ca3701ef65b154dcbbf25d9285d7a4fa53114a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec549d4488b0c3b19ddd4d36d10f45ef34372603e9dbb45326944f7aaf772092
[INFO] running `Command { std: "docker" "start" "-a" "ec549d4488b0c3b19ddd4d36d10f45ef34372603e9dbb45326944f7aaf772092", kill_on_drop: false }`
[INFO] [stderr]    Compiling hax-lib v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `Abstraction` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use int::*;
[INFO] [stdout]   |         ------ but the name `Abstraction` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `Concretization` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use int::*;
[INFO] [stdout]   |         ------ but the name `Concretization` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `abstraction::*`
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Concretization` is never used
[INFO] [stdout]   --> src/abstraction.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait Concretization<T> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `Abstraction` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use int::*;
[INFO] [stdout]   |         ------ but the name `Abstraction` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `Concretization` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use int::*;
[INFO] [stdout]   |         ------ but the name `Concretization` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `abstraction::*`
[INFO] [stdout]  --> src/dummy.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use abstraction::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Concretization` is never used
[INFO] [stdout]   --> src/abstraction.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait Concretization<T> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "ec549d4488b0c3b19ddd4d36d10f45ef34372603e9dbb45326944f7aaf772092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec549d4488b0c3b19ddd4d36d10f45ef34372603e9dbb45326944f7aaf772092", kill_on_drop: false }`
[INFO] [stdout] ec549d4488b0c3b19ddd4d36d10f45ef34372603e9dbb45326944f7aaf772092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61fef7fcf5253f04c80dfdfdb91c52efec2546572e2a88a1fe3e97ad865169dd
[INFO] running `Command { std: "docker" "start" "-a" "61fef7fcf5253f04c80dfdfdb91c52efec2546572e2a88a1fe3e97ad865169dd", kill_on_drop: false }`
[INFO] [stderr] warning: ambiguous glob re-exports
[INFO] [stderr]  --> src/dummy.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub use abstraction::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^ the name `Abstraction` in the type namespace is first re-exported here
[INFO] [stderr] ...
[INFO] [stderr] 7 | pub use int::*;
[INFO] [stderr]   |         ------ but the name `Abstraction` in the type namespace is also re-exported here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous glob re-exports
[INFO] [stderr]  --> src/dummy.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub use abstraction::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^ the name `Concretization` in the type namespace is first re-exported here
[INFO] [stderr] ...
[INFO] [stderr] 7 | pub use int::*;
[INFO] [stderr]   |         ------ but the name `Concretization` in the type namespace is also re-exported here
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `abstraction::*`
[INFO] [stderr]  --> src/dummy.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub use abstraction::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Concretization` is never used
[INFO] [stderr]   --> src/abstraction.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub trait Concretization<T> {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hax-lib` (lib) generated 4 warnings (run `cargo fix --lib -p hax-lib` to apply 1 suggestion)
[INFO] [stderr] warning: `hax-lib` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hax_lib-39ad7318fd12e4a7)
[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 hax_lib
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 10 |   hax_lib::debug_assert!(exists(|i: usize| implies(i < x.len(), x[i] > 123)));
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `bool`, found `Prop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::assert` which comes from the expansion of the macro `hax_lib::debug_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.26s; merged doctests compilation took 0.13s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "61fef7fcf5253f04c80dfdfdb91c52efec2546572e2a88a1fe3e97ad865169dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61fef7fcf5253f04c80dfdfdb91c52efec2546572e2a88a1fe3e97ad865169dd", kill_on_drop: false }`
[INFO] [stdout] 61fef7fcf5253f04c80dfdfdb91c52efec2546572e2a88a1fe3e97ad865169dd