[INFO] fetching crate double-ratchet-signal 0.1.3...
[INFO] testing double-ratchet-signal-0.1.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate double-ratchet-signal 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate double-ratchet-signal 0.1.3
[INFO] finished tweaking crates.io crate double-ratchet-signal 0.1.3
[INFO] tweaked toml for crates.io crate double-ratchet-signal 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate double-ratchet-signal 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to latest compatible versions
[INFO] [stderr]       Adding aes v0.6.0 (available: v0.8.4)
[INFO] [stderr]       Adding block-modes v0.4.0 (available: v0.9.1)
[INFO] [stderr]       Adding generic-array v0.12.4 (available: v1.3.5)
[INFO] [stderr]       Adding hkdf v0.7.1 (available: v0.12.4)
[INFO] [stderr]       Adding hmac v0.7.1 (available: v0.12.1)
[INFO] [stderr]       Adding rand_core v0.4.2 (available: v0.9.3)
[INFO] [stderr]       Adding rand_os v0.1.3 (available: v0.2.2)
[INFO] [stderr]       Adding sha2 v0.8.2 (available: v0.10.9)
[INFO] [stderr]       Adding x25519-dalek v0.5.2 (available: v2.0.1)
[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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8e239fdb26f7c62a8c14723313c232105f6e54f131d180cddbe81afad5bdef1
[INFO] running `Command { std: "docker" "start" "-a" "b8e239fdb26f7c62a8c14723313c232105f6e54f131d180cddbe81afad5bdef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8e239fdb26f7c62a8c14723313c232105f6e54f131d180cddbe81afad5bdef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e239fdb26f7c62a8c14723313c232105f6e54f131d180cddbe81afad5bdef1", kill_on_drop: false }`
[INFO] [stdout] b8e239fdb26f7c62a8c14723313c232105f6e54f131d180cddbe81afad5bdef1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5875601931ace20f54583f7946aace09e696f8c48570f0d542944804ef9e95d
[INFO] running `Command { std: "docker" "start" "-a" "c5875601931ace20f54583f7946aace09e696f8c48570f0d542944804ef9e95d", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling double-ratchet v0.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling hkdf v0.7.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.5
[INFO] [stderr]    Compiling block-padding v0.3.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling block-cipher v0.7.1
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling curve25519-dalek v1.2.6
[INFO] [stderr]    Compiling block-modes v0.4.0
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling cbc v0.1.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling double-ratchet-signal-cbc-aes256-pkcs7-compact v0.1.1
[INFO] [stderr]    Compiling x25519-dalek v0.5.2
[INFO] [stderr]    Compiling double-ratchet-signal v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/signal.rs:275:24
[INFO] [stdout]     |
[INFO] [stdout] 275 |           sk.0.as_slice()
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 276 | |             .clone()
[INFO] [stdout]     | |____________________^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` 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 7.61s
[INFO] running `Command { std: "docker" "inspect" "c5875601931ace20f54583f7946aace09e696f8c48570f0d542944804ef9e95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5875601931ace20f54583f7946aace09e696f8c48570f0d542944804ef9e95d", kill_on_drop: false }`
[INFO] [stdout] c5875601931ace20f54583f7946aace09e696f8c48570f0d542944804ef9e95d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdcd3c127603b3c57d06b04fd698fae2de6554c9ec8b666590f1f1ba15007c19
[INFO] running `Command { std: "docker" "start" "-a" "cdcd3c127603b3c57d06b04fd698fae2de6554c9ec8b666590f1f1ba15007c19", kill_on_drop: false }`
[INFO] [stderr]    Compiling double-ratchet-signal v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/signal.rs:275:24
[INFO] [stdout]     |
[INFO] [stdout] 275 |           sk.0.as_slice()
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 276 | |             .clone()
[INFO] [stdout]     | |____________________^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` 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] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/signal.rs:275:24
[INFO] [stdout]     |
[INFO] [stdout] 275 |           sk.0.as_slice()
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 276 | |             .clone()
[INFO] [stdout]     | |____________________^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` 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 0.83s
[INFO] running `Command { std: "docker" "inspect" "cdcd3c127603b3c57d06b04fd698fae2de6554c9ec8b666590f1f1ba15007c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcd3c127603b3c57d06b04fd698fae2de6554c9ec8b666590f1f1ba15007c19", kill_on_drop: false }`
[INFO] [stdout] cdcd3c127603b3c57d06b04fd698fae2de6554c9ec8b666590f1f1ba15007c19
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3fe194f8f9634085d7d0c52a7eb670782b4f947b25b526f20754d3e997fa9d21
[INFO] running `Command { std: "docker" "start" "-a" "3fe194f8f9634085d7d0c52a7eb670782b4f947b25b526f20754d3e997fa9d21", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/signal.rs:275:24
[INFO] [stderr]     |
[INFO] [stderr] 275 |           sk.0.as_slice()
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 276 | |             .clone()
[INFO] [stderr]     | |____________________^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` 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: `double-ratchet-signal` (lib) generated 1 warning (run `cargo fix --lib -p double-ratchet-signal` to apply 1 suggestion)
[INFO] [stderr] warning: `double-ratchet-signal` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/double_ratchet_signal-9231e4d45f865b91)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests double_ratchet_signal
[INFO] [stdout] test signal::signal_session ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "3fe194f8f9634085d7d0c52a7eb670782b4f947b25b526f20754d3e997fa9d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe194f8f9634085d7d0c52a7eb670782b4f947b25b526f20754d3e997fa9d21", kill_on_drop: false }`
[INFO] [stdout] 3fe194f8f9634085d7d0c52a7eb670782b4f947b25b526f20754d3e997fa9d21