[INFO] fetching crate rustproof 0.1.0...
[INFO] checking rustproof-0.1.0 against master#f00b02e6bbe63707503f058fb87cc3e2b25991ac for pr-125596
[INFO] extracting crate rustproof 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rustproof 0.1.0 on toolchain f00b02e6bbe63707503f058fb87cc3e2b25991ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustproof 0.1.0
[INFO] finished tweaking crates.io crate rustproof 0.1.0
[INFO] tweaked toml for crates.io crate rustproof 0.1.0 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" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding atty v0.1.2 (latest: v0.2.14)
[INFO] [stderr]       Adding bit-set v0.3.0 (latest: v0.5.3)
[INFO] [stderr]       Adding bitflags v0.4.0 (latest: v2.5.0)
[INFO] [stderr]       Adding docopt v0.6.86 (latest: v1.1.1)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.3)
[INFO] [stderr]       Adding fixedbitset v0.1.9 (latest: v0.5.7)
[INFO] [stderr]       Adding itertools v0.3.25 (latest: v0.13.0)
[INFO] [stderr]       Adding lalrpop v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lalrpop-intern v0.11.0 (latest: v0.15.1)
[INFO] [stderr]       Adding lalrpop-snap v0.11.0 (latest: v0.16.0)
[INFO] [stderr]       Adding lalrpop-util v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding petgraph v0.1.18 (latest: v0.6.5)
[INFO] [stderr]       Adding petgraph v0.2.10 (latest: v0.6.5)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.2.6 (latest: v0.8.3)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding strsim v0.5.2 (latest: v0.11.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding unicode-xid v0.0.2 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `rustproof` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded petgraph v0.2.10
[INFO] [stderr]   Downloaded lalrpop-util v0.11.0
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded atty v0.1.2
[INFO] [stderr]   Downloaded lalrpop-intern v0.11.0
[INFO] [stderr]   Downloaded strsim v0.5.2
[INFO] [stderr]   Downloaded rustproof-libsmt v0.1.0
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.2.6
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded fixedbitset v0.1.9
[INFO] [stderr]   Downloaded docopt v0.6.86
[INFO] [stderr]   Downloaded lalrpop-snap v0.11.0
[INFO] [stderr]   Downloaded itertools v0.3.25
[INFO] [stderr]   Downloaded lalrpop v0.11.0
[INFO] [stderr]   Downloaded petgraph v0.1.18
[INFO] [stderr]   Downloaded unicode-xid v0.0.2
[INFO] [stderr]   Downloaded bit-set v0.3.0
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bit-set-0.3.0/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   dependency (bit-vec) specified without providing a local path, Git repository, version, or workspace dependency to use
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking rustproof-0.1.0 against try#c57a122e6bc7d3e243f3b2a000b6916cb51ef149 for pr-125596
[INFO] extracting crate rustproof 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rustproof 0.1.0 on toolchain c57a122e6bc7d3e243f3b2a000b6916cb51ef149
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustproof 0.1.0
[INFO] finished tweaking crates.io crate rustproof 0.1.0
[INFO] tweaked toml for crates.io crate rustproof 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding atty v0.1.2 (latest: v0.2.14)
[INFO] [stderr]       Adding bit-set v0.3.0 (latest: v0.5.3)
[INFO] [stderr]       Adding bitflags v0.4.0 (latest: v2.5.0)
[INFO] [stderr]       Adding docopt v0.6.86 (latest: v1.1.1)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.3)
[INFO] [stderr]       Adding fixedbitset v0.1.9 (latest: v0.5.7)
[INFO] [stderr]       Adding itertools v0.3.25 (latest: v0.13.0)
[INFO] [stderr]       Adding lalrpop v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lalrpop-intern v0.11.0 (latest: v0.15.1)
[INFO] [stderr]       Adding lalrpop-snap v0.11.0 (latest: v0.16.0)
[INFO] [stderr]       Adding lalrpop-util v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding petgraph v0.1.18 (latest: v0.6.5)
[INFO] [stderr]       Adding petgraph v0.2.10 (latest: v0.6.5)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.2.6 (latest: v0.8.3)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding strsim v0.5.2 (latest: v0.11.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding unicode-xid v0.0.2 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `rustproof` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr] error: failed to download `bit-set v0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bit-set-0.3.0/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   dependency (bit-vec) specified without providing a local path, Git repository, version, or workspace dependency to use
[INFO] checking rustproof-0.1.0 against try#c57a122e6bc7d3e243f3b2a000b6916cb51ef149 for pr-125596
[INFO] extracting crate rustproof 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rustproof 0.1.0 on toolchain c57a122e6bc7d3e243f3b2a000b6916cb51ef149
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustproof 0.1.0
[INFO] finished tweaking crates.io crate rustproof 0.1.0
[INFO] tweaked toml for crates.io crate rustproof 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding atty v0.1.2 (latest: v0.2.14)
[INFO] [stderr]       Adding bit-set v0.3.0 (latest: v0.5.3)
[INFO] [stderr]       Adding bitflags v0.4.0 (latest: v2.5.0)
[INFO] [stderr]       Adding docopt v0.6.86 (latest: v1.1.1)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.3)
[INFO] [stderr]       Adding fixedbitset v0.1.9 (latest: v0.5.7)
[INFO] [stderr]       Adding itertools v0.3.25 (latest: v0.13.0)
[INFO] [stderr]       Adding lalrpop v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lalrpop-intern v0.11.0 (latest: v0.15.1)
[INFO] [stderr]       Adding lalrpop-snap v0.11.0 (latest: v0.16.0)
[INFO] [stderr]       Adding lalrpop-util v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding petgraph v0.1.18 (latest: v0.6.5)
[INFO] [stderr]       Adding petgraph v0.2.10 (latest: v0.6.5)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.2.6 (latest: v0.8.3)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding strsim v0.5.2 (latest: v0.11.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding unicode-xid v0.0.2 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `rustproof` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr] error: failed to download `bit-set v0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bit-set-0.3.0/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   dependency (bit-vec) specified without providing a local path, Git repository, version, or workspace dependency to use
[INFO] checking rustproof-0.1.0 against try#c57a122e6bc7d3e243f3b2a000b6916cb51ef149 for pr-125596
[INFO] extracting crate rustproof 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rustproof 0.1.0 on toolchain c57a122e6bc7d3e243f3b2a000b6916cb51ef149
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustproof 0.1.0
[INFO] finished tweaking crates.io crate rustproof 0.1.0
[INFO] tweaked toml for crates.io crate rustproof 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding atty v0.1.2 (latest: v0.2.14)
[INFO] [stderr]       Adding bit-set v0.3.0 (latest: v0.5.3)
[INFO] [stderr]       Adding bitflags v0.4.0 (latest: v2.5.0)
[INFO] [stderr]       Adding docopt v0.6.86 (latest: v1.1.1)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.3)
[INFO] [stderr]       Adding fixedbitset v0.1.9 (latest: v0.5.7)
[INFO] [stderr]       Adding itertools v0.3.25 (latest: v0.13.0)
[INFO] [stderr]       Adding lalrpop v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lalrpop-intern v0.11.0 (latest: v0.15.1)
[INFO] [stderr]       Adding lalrpop-snap v0.11.0 (latest: v0.16.0)
[INFO] [stderr]       Adding lalrpop-util v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding petgraph v0.1.18 (latest: v0.6.5)
[INFO] [stderr]       Adding petgraph v0.2.10 (latest: v0.6.5)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.2.6 (latest: v0.8.3)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding strsim v0.5.2 (latest: v0.11.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding unicode-xid v0.0.2 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `rustproof` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr] error: failed to download `bit-set v0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bit-set-0.3.0/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   dependency (bit-vec) specified without providing a local path, Git repository, version, or workspace dependency to use
[INFO] checking rustproof-0.1.0 against try#c57a122e6bc7d3e243f3b2a000b6916cb51ef149 for pr-125596
[INFO] extracting crate rustproof 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rustproof 0.1.0 on toolchain c57a122e6bc7d3e243f3b2a000b6916cb51ef149
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustproof 0.1.0
[INFO] finished tweaking crates.io crate rustproof 0.1.0
[INFO] tweaked toml for crates.io crate rustproof 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding atty v0.1.2 (latest: v0.2.14)
[INFO] [stderr]       Adding bit-set v0.3.0 (latest: v0.5.3)
[INFO] [stderr]       Adding bitflags v0.4.0 (latest: v2.5.0)
[INFO] [stderr]       Adding docopt v0.6.86 (latest: v1.1.1)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.3)
[INFO] [stderr]       Adding fixedbitset v0.1.9 (latest: v0.5.7)
[INFO] [stderr]       Adding itertools v0.3.25 (latest: v0.13.0)
[INFO] [stderr]       Adding lalrpop v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lalrpop-intern v0.11.0 (latest: v0.15.1)
[INFO] [stderr]       Adding lalrpop-snap v0.11.0 (latest: v0.16.0)
[INFO] [stderr]       Adding lalrpop-util v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding petgraph v0.1.18 (latest: v0.6.5)
[INFO] [stderr]       Adding petgraph v0.2.10 (latest: v0.6.5)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.2.6 (latest: v0.8.3)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding strsim v0.5.2 (latest: v0.11.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding unicode-xid v0.0.2 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `rustproof` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr] error: failed to download `bit-set v0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bit-set-0.3.0/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   dependency (bit-vec) specified without providing a local path, Git repository, version, or workspace dependency to use
[INFO] checking rustproof-0.1.0 against try#c57a122e6bc7d3e243f3b2a000b6916cb51ef149 for pr-125596
[INFO] extracting crate rustproof 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rustproof 0.1.0 on toolchain c57a122e6bc7d3e243f3b2a000b6916cb51ef149
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustproof 0.1.0
[INFO] finished tweaking crates.io crate rustproof 0.1.0
[INFO] tweaked toml for crates.io crate rustproof 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding atty v0.1.2 (latest: v0.2.14)
[INFO] [stderr]       Adding bit-set v0.3.0 (latest: v0.5.3)
[INFO] [stderr]       Adding bitflags v0.4.0 (latest: v2.5.0)
[INFO] [stderr]       Adding docopt v0.6.86 (latest: v1.1.1)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.3)
[INFO] [stderr]       Adding fixedbitset v0.1.9 (latest: v0.5.7)
[INFO] [stderr]       Adding itertools v0.3.25 (latest: v0.13.0)
[INFO] [stderr]       Adding lalrpop v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lalrpop-intern v0.11.0 (latest: v0.15.1)
[INFO] [stderr]       Adding lalrpop-snap v0.11.0 (latest: v0.16.0)
[INFO] [stderr]       Adding lalrpop-util v0.11.0 (latest: v0.20.2)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding petgraph v0.1.18 (latest: v0.6.5)
[INFO] [stderr]       Adding petgraph v0.2.10 (latest: v0.6.5)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.2.6 (latest: v0.8.3)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding strsim v0.5.2 (latest: v0.11.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding unicode-xid v0.0.2 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `rustproof` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr] error: failed to download `bit-set v0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bit-set-0.3.0/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   dependency (bit-vec) specified without providing a local path, Git repository, version, or workspace dependency to use
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.