[INFO] fetching crate btt 0.4.0...
[INFO] testing btt-0.4.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate btt 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate btt 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate btt 0.4.0
[INFO] tweaked toml for crates.io crate btt 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate btt 0.4.0 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 btt 0.4.0 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] 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] abdbed24ec849d368e3ab9ff2e1c36dd70d7d385529f25a2865119aabdcbe4bf
[INFO] running `Command { std: "docker" "start" "-a" "abdbed24ec849d368e3ab9ff2e1c36dd70d7d385529f25a2865119aabdcbe4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abdbed24ec849d368e3ab9ff2e1c36dd70d7d385529f25a2865119aabdcbe4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abdbed24ec849d368e3ab9ff2e1c36dd70d7d385529f25a2865119aabdcbe4bf", kill_on_drop: false }`
[INFO] [stdout] abdbed24ec849d368e3ab9ff2e1c36dd70d7d385529f25a2865119aabdcbe4bf
[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] ebfc10cee42a41fa6c2d6be0599f67623a5e5bdbd2a59bf934fa7733ac9a34ab
[INFO] running `Command { std: "docker" "start" "-a" "ebfc10cee42a41fa6c2d6be0599f67623a5e5bdbd2a59bf934fa7733ac9a34ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling btt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stdout]  --> src/lib.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     fmt::{self, Debug, Display},
[INFO] [stdout]   |           ^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `-W unused-imports` implied by `-W unused`
[INFO] [stdout]   = help: to override `-W unused` add `#[allow(unused_imports)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "ebfc10cee42a41fa6c2d6be0599f67623a5e5bdbd2a59bf934fa7733ac9a34ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebfc10cee42a41fa6c2d6be0599f67623a5e5bdbd2a59bf934fa7733ac9a34ab", kill_on_drop: false }`
[INFO] [stdout] ebfc10cee42a41fa6c2d6be0599f67623a5e5bdbd2a59bf934fa7733ac9a34ab
[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] 03e7f7eaf2cab0e27f515c1e6e08cb8dbe1a5779297dc81bb4973c7a4f93a4a3
[INFO] running `Command { std: "docker" "start" "-a" "03e7f7eaf2cab0e27f515c1e6e08cb8dbe1a5779297dc81bb4973c7a4f93a4a3", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stdout]  --> src/lib.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     fmt::{self, Debug, Display},
[INFO] [stdout]   |           ^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `-W unused-imports` implied by `-W unused`
[INFO] [stdout]   = help: to override `-W unused` add `#[allow(unused_imports)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling btt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stdout]  --> src/lib.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     fmt::{self, Debug, Display},
[INFO] [stdout]   |           ^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `-W unused-imports` implied by `-W unused`
[INFO] [stdout]   = help: to override `-W unused` add `#[allow(unused_imports)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "03e7f7eaf2cab0e27f515c1e6e08cb8dbe1a5779297dc81bb4973c7a4f93a4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e7f7eaf2cab0e27f515c1e6e08cb8dbe1a5779297dc81bb4973c7a4f93a4a3", kill_on_drop: false }`
[INFO] [stdout] 03e7f7eaf2cab0e27f515c1e6e08cb8dbe1a5779297dc81bb4973c7a4f93a4a3
[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] 53ae4215386148eaeb837b149585baa5295daf8bb34469aa90877cbfb4df4ffe
[INFO] running `Command { std: "docker" "start" "-a" "53ae4215386148eaeb837b149585baa5295daf8bb34469aa90877cbfb4df4ffe", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stderr]  --> src/lib.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     error::Error,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 8 |     fmt::{self, Debug, Display},
[INFO] [stderr]   |           ^^^^         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `-W unused-imports` implied by `-W unused`
[INFO] [stderr]   = help: to override `-W unused` add `#[allow(unused_imports)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `btt` (lib) generated 1 warning (run `cargo fix --lib -p btt` to apply 1 suggestion)
[INFO] [stderr] warning: `btt` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/btt-cd83013f6b2ca03f)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test alphabet::tests::alphabet ... ok
[INFO] [stdout] test base32::tests::rfc4648 ... ok
[INFO] [stdout] test base64::tests::rfc4648 ... ok
[INFO] [stdout] test base64::tests::canonical ... ok
[INFO] [stdout] test base85::tests::adobe ... ok
[INFO] [stdout] test base85::tests::canonical ... ok
[INFO] [stdout] test base64::tests::wikipedia ... ok
[INFO] [stdout] test hex::tests::rfc4648 ... ok
[INFO] [stdout] test base85::tests::z85 ... ok
[INFO] [stdout] test hex::tests::fhfg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main/main.rs (/opt/rustwide/target/debug/deps/main-38869e4e79442ed7)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test random::base85 ... ok
[INFO] [stdout] test random::base64_unpadded ... ok
[INFO] [stdout] test random::base64_url_unpadded ... ok
[INFO] [stdout] test random::base64_url_padded ... ok
[INFO] [stdout] test random::base64 ... ok
[INFO] [stdout] test random::hex_upper ... ok
[INFO] [stdout] test random::hex_lower ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests btt
[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] running `Command { std: "docker" "inspect" "53ae4215386148eaeb837b149585baa5295daf8bb34469aa90877cbfb4df4ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ae4215386148eaeb837b149585baa5295daf8bb34469aa90877cbfb4df4ffe", kill_on_drop: false }`
[INFO] [stdout] 53ae4215386148eaeb837b149585baa5295daf8bb34469aa90877cbfb4df4ffe