[INFO] fetching crate bufferring 0.0.2...
[INFO] testing bufferring-0.0.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate bufferring 0.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate bufferring 0.0.2
[INFO] finished tweaking crates.io crate bufferring 0.0.2
[INFO] tweaked toml for crates.io crate bufferring 0.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bufferring 0.0.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding bit-vec v0.6.3 (available: v0.8.0)
[INFO] [stderr]       Adding proptest v1.2.0 (available: v1.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1efe1bc6470ef04376be539b3705a79bc294c848d188b55c25d0bb8fadbd0d8c
[INFO] running `Command { std: "docker" "start" "-a" "1efe1bc6470ef04376be539b3705a79bc294c848d188b55c25d0bb8fadbd0d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1efe1bc6470ef04376be539b3705a79bc294c848d188b55c25d0bb8fadbd0d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1efe1bc6470ef04376be539b3705a79bc294c848d188b55c25d0bb8fadbd0d8c", kill_on_drop: false }`
[INFO] [stdout] 1efe1bc6470ef04376be539b3705a79bc294c848d188b55c25d0bb8fadbd0d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 299faf8f36dec76d194816bed6f66627f9588a7925a8df43a47a871aeb0517b5
[INFO] running `Command { std: "docker" "start" "-a" "299faf8f36dec76d194816bed6f66627f9588a7925a8df43a47a871aeb0517b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufferring v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "299faf8f36dec76d194816bed6f66627f9588a7925a8df43a47a871aeb0517b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "299faf8f36dec76d194816bed6f66627f9588a7925a8df43a47a871aeb0517b5", kill_on_drop: false }`
[INFO] [stdout] 299faf8f36dec76d194816bed6f66627f9588a7925a8df43a47a871aeb0517b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8cfa48c4e8b310e0f7b449a160ebc7638e6ed7bbb04841d96cb37d66c61ece5c
[INFO] running `Command { std: "docker" "start" "-a" "8cfa48c4e8b310e0f7b449a160ebc7638e6ed7bbb04841d96cb37d66c61ece5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufferring v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `super::prop`
[INFO] [stdout]  --> src/masking/tests.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::prop::*;
[INFO] [stdout]   |            ^^^^ could not find `prop` in `super`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `proptest`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use proptest::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `proptest`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `proptest`, use `cargo add proptest` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `proptest`
[INFO] [stdout]  --> src/masking/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use proptest::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `proptest`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `proptest`, use `cargo add proptest` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::masking::prop`
[INFO] [stdout]  --> src/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::masking::prop as masking;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `prop` in `masking`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> src/masking/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub mod prop;
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] note: the item is gated behind the `proptest` feature
[INFO] [stdout]  --> src/masking/prop.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg(feature = "proptest")]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `prop_compose` in this scope
[INFO] [stdout]  --> src/masking/tests.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | prop_compose! {
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proptest` in this scope
[INFO] [stdout]   --> src/masking/tests.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | proptest! {
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proptest` in this scope
[INFO] [stdout]  --> src/tests.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | proptest! {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MaskingBuffer`, `RingBuffer`, and `storage::HeapStorage`
[INFO] [stdout]  --> src/masking/tests.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{RingBuffer, MaskingBuffer, storage::HeapStorage};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::RingBuffer`
[INFO] [stdout]  --> src/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::RingBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bufferring` (lib test) due to 7 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8cfa48c4e8b310e0f7b449a160ebc7638e6ed7bbb04841d96cb37d66c61ece5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cfa48c4e8b310e0f7b449a160ebc7638e6ed7bbb04841d96cb37d66c61ece5c", kill_on_drop: false }`
[INFO] [stdout] 8cfa48c4e8b310e0f7b449a160ebc7638e6ed7bbb04841d96cb37d66c61ece5c