[INFO] fetching crate alkahest 0.3.0...
[INFO] testing alkahest-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate alkahest 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate alkahest 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate alkahest 0.3.0
[INFO] tweaked toml for crates.io crate alkahest 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate alkahest 0.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate alkahest 0.3.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e618276567a158b6f45fb9c3cf67da8cef35676958f589005da901f88a6abbdb
[INFO] running `Command { std: "docker" "start" "-a" "e618276567a158b6f45fb9c3cf67da8cef35676958f589005da901f88a6abbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e618276567a158b6f45fb9c3cf67da8cef35676958f589005da901f88a6abbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e618276567a158b6f45fb9c3cf67da8cef35676958f589005da901f88a6abbdb", kill_on_drop: false }`
[INFO] [stdout] e618276567a158b6f45fb9c3cf67da8cef35676958f589005da901f88a6abbdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b62ab9f25daa4c6951653cae6e30c8835290d5e14267f92dbaa3bc6e699a0af3
[INFO] running `Command { std: "docker" "start" "-a" "b62ab9f25daa4c6951653cae6e30c8835290d5e14267f92dbaa3bc6e699a0af3", kill_on_drop: false }`
[INFO] [stderr]    Compiling alkahest v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/primitive.rs:160:56
[INFO] [stdout]     |
[INFO] [stdout] 160 |         <u8 as Serialize<u8>>::serialize(u8::from(*self.borrow()), sizes, buffer)
[INFO] [stdout]     |                                                        ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `bool` does not implement `Borrow`, so calling `borrow` on `&bool` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "b62ab9f25daa4c6951653cae6e30c8835290d5e14267f92dbaa3bc6e699a0af3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62ab9f25daa4c6951653cae6e30c8835290d5e14267f92dbaa3bc6e699a0af3", kill_on_drop: false }`
[INFO] [stdout] b62ab9f25daa4c6951653cae6e30c8835290d5e14267f92dbaa3bc6e699a0af3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06d950f39b9ce2c2246f970d0f63c7f44f5318b95b900acb718cf7ab82dd5066
[INFO] running `Command { std: "docker" "start" "-a" "06d950f39b9ce2c2246f970d0f63c7f44f5318b95b900acb718cf7ab82dd5066", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/primitive.rs:160:56
[INFO] [stdout]     |
[INFO] [stdout] 160 |         <u8 as Serialize<u8>>::serialize(u8::from(*self.borrow()), sizes, buffer)
[INFO] [stdout]     |                                                        ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `bool` does not implement `Borrow`, so calling `borrow` on `&bool` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling alkahest v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/tests/mod.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 | use alloc::{collections::VecDeque, vec, vec::Vec};
[INFO] [stdout]   |                                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/primitive.rs:160:56
[INFO] [stdout]     |
[INFO] [stdout] 160 |         <u8 as Serialize<u8>>::serialize(u8::from(*self.borrow()), sizes, buffer)
[INFO] [stdout]     |                                                        ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `bool` does not implement `Borrow`, so calling `borrow` on `&bool` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.24s
[INFO] running `Command { std: "docker" "inspect" "06d950f39b9ce2c2246f970d0f63c7f44f5318b95b900acb718cf7ab82dd5066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06d950f39b9ce2c2246f970d0f63c7f44f5318b95b900acb718cf7ab82dd5066", kill_on_drop: false }`
[INFO] [stdout] 06d950f39b9ce2c2246f970d0f63c7f44f5318b95b900acb718cf7ab82dd5066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a2bff97dada2742cb37392251b62df4dfb7a346989e9063e487141801159c30
[INFO] running `Command { std: "docker" "start" "-a" "2a2bff97dada2742cb37392251b62df4dfb7a346989e9063e487141801159c30", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/primitive.rs:160:56
[INFO] [stderr]     |
[INFO] [stderr] 160 |         <u8 as Serialize<u8>>::serialize(u8::from(*self.borrow()), sizes, buffer)
[INFO] [stderr]     |                                                        ^^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `bool` does not implement `Borrow`, so calling `borrow` on `&bool` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `alkahest` (lib) generated 1 warning (run `cargo fix --lib -p alkahest` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `vec`
[INFO] [stderr]  --> src/tests/mod.rs:5:36
[INFO] [stderr]   |
[INFO] [stderr] 5 | use alloc::{collections::VecDeque, vec, vec::Vec};
[INFO] [stderr]   |                                    ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `alkahest` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p alkahest --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/alkahest-4fa84637b4ad5478)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_ref ... ok
[INFO] [stdout] test tests::test_complex_tuple ... ok
[INFO] [stdout] test tests::test_zero_sized_arrays ... ok
[INFO] [stdout] test tests::test_slice_of_slice ... ok
[INFO] [stdout] test tests::test_slice ... ok
[INFO] [stdout] test tests::test_zst_slice ... ok
[INFO] [stdout] test tests::test_vec ... ok
[INFO] [stdout] test tests::test_vlq ... ok
[INFO] [stdout] test tests::test_size ... ok
[INFO] [stdout] test tests::test_array ... ok
[INFO] [stdout] test tests::test_primitives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests alkahest
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/as.rs - r#as::As (line 16) - compile fail ... ok
[INFO] [stdout] test src/lazy.rs - lazy::Lazy<'de,[F]>::sized_iter (line 112) - compile fail ... ok
[INFO] [stdout] test src/formula.rs - formula::Formula (line 47) ... ok
[INFO] [stdout] test src/serialize.rs - serialize::Serialize (line 98) ... ok
[INFO] [stdout] test src/vlq.rs - vlq::Vlq (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 264) ... ok
[INFO] [stdout] test src/vlq.rs - vlq::Vlq (line 23) ... ok
[INFO] [stdout] test src/lazy.rs - lazy::Lazy<'de,[F]>::iter (line 150) ... ok
[INFO] [stdout] test src/lazy.rs - lazy::Lazy<'de,[F]>::iter (line 135) ... ok
[INFO] [stdout] test src/vlq.rs - vlq::Vlq (line 48) ... ok
[INFO] [stdout] test src/as.rs - r#as::As (line 26) ... ok
[INFO] [stdout] test src/lazy.rs - lazy::Lazy<'de,[F]>::sized_iter (line 96) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a2bff97dada2742cb37392251b62df4dfb7a346989e9063e487141801159c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a2bff97dada2742cb37392251b62df4dfb7a346989e9063e487141801159c30", kill_on_drop: false }`
[INFO] [stdout] 2a2bff97dada2742cb37392251b62df4dfb7a346989e9063e487141801159c30