[INFO] fetching crate sequoia-openpgp 1.6.0...
[INFO] checking sequoia-openpgp-1.6.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate sequoia-openpgp 1.6.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate sequoia-openpgp 1.6.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sequoia-openpgp 1.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sequoia-openpgp 1.6.0
[INFO] tweaked toml for crates.io crate sequoia-openpgp 1.6.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate sequoia-openpgp 1.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ripemd160 v0.9.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65256dd787eb0389d855632034ab357305f7e9cb6c4a5d8e47d35e34d639dbaf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "65256dd787eb0389d855632034ab357305f7e9cb6c4a5d8e47d35e34d639dbaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65256dd787eb0389d855632034ab357305f7e9cb6c4a5d8e47d35e34d639dbaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65256dd787eb0389d855632034ab357305f7e9cb6c4a5d8e47d35e34d639dbaf", kill_on_drop: false }`
[INFO] [stdout] 65256dd787eb0389d855632034ab357305f7e9cb6c4a5d8e47d35e34d639dbaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a2cbcf3afbf080ca66822fcf1460350debd371653dbdd7aea414be4eb9c52e1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5a2cbcf3afbf080ca66822fcf1460350debd371653dbdd7aea414be4eb9c52e1", kill_on_drop: false }`
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[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking nettle v7.0.2
[INFO] [stderr]    Compiling sequoia-openpgp v1.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]   --> src/crypto/backend/nettle/ecdh.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 Protected::from(Sy); // Just a precaution.
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/crypto/backend/nettle/ecdh.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     Protected::from(Sy); // Just a precaution.
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/packet/tag.rs:295:13
[INFO] [stdout]     |
[INFO] [stdout] 295 |             Tag::from(i as u8);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]   --> src/crypto/backend/nettle/ecdh.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 Protected::from(Sy); // Just a precaution.
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/crypto/backend/nettle/ecdh.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     Protected::from(Sy); // Just a precaution.
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 46s
[INFO] running `Command { std: "docker" "inspect" "5a2cbcf3afbf080ca66822fcf1460350debd371653dbdd7aea414be4eb9c52e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2cbcf3afbf080ca66822fcf1460350debd371653dbdd7aea414be4eb9c52e1", kill_on_drop: false }`
[INFO] [stdout] 5a2cbcf3afbf080ca66822fcf1460350debd371653dbdd7aea414be4eb9c52e1