[INFO] fetching crate nacl 0.3.0...
[INFO] checking nacl-0.3.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate nacl 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate nacl 0.3.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nacl 0.3.0
[INFO] finished tweaking crates.io crate nacl 0.3.0
[INFO] tweaked toml for crates.io crate nacl 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3d71ff62eb1034c5ba24780e987e648bbc803863ae4911adc50167b74ef9d3a
[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" "a3d71ff62eb1034c5ba24780e987e648bbc803863ae4911adc50167b74ef9d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3d71ff62eb1034c5ba24780e987e648bbc803863ae4911adc50167b74ef9d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d71ff62eb1034c5ba24780e987e648bbc803863ae4911adc50167b74ef9d3a", kill_on_drop: false }`
[INFO] [stdout] a3d71ff62eb1034c5ba24780e987e648bbc803863ae4911adc50167b74ef9d3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 025d6eca9bc146a37995c62dda00a34fb7cf0f3af910fb8b937b65311f40297a
[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" "025d6eca9bc146a37995c62dda00a34fb7cf0f3af910fb8b937b65311f40297a", kill_on_drop: false }`
[INFO] [stderr]     Checking nacl v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/boxes/public_box.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut k = try!(calc_dhshared_key(pk, sk));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/boxes/public_box.rs:83:14
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut k = try!(calc_dhshared_key(pk, sk));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/boxes/public_box.rs:106:15
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut k = try!(calc_dhshared_key(pk, sk));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/boxes/public_box.rs:116:15
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let mut k = try!(calc_dhshared_key(pk, sk));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util/verify.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 24 |     (differentbits == 0)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util/verify.rs:32:2
[INFO] [stdout]    |
[INFO] [stdout] 32 |     (differentbits == 0)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util/verify.rs:42:2
[INFO] [stdout]    |
[INFO] [stdout] 42 |     (differentbits == 0)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/boxes/public_box.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut k = try!(calc_dhshared_key(pk, sk));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/boxes/public_box.rs:83:14
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut k = try!(calc_dhshared_key(pk, sk));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/boxes/public_box.rs:106:15
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut k = try!(calc_dhshared_key(pk, sk));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/boxes/public_box.rs:116:15
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let mut k = try!(calc_dhshared_key(pk, sk));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util/verify.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 24 |     (differentbits == 0)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util/verify.rs:32:2
[INFO] [stdout]    |
[INFO] [stdout] 32 |     (differentbits == 0)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util/verify.rs:42:2
[INFO] [stdout]    |
[INFO] [stdout] 42 |     (differentbits == 0)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/boxes/scalarmult.rs:99:7
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut t = bminus1 & (r[j] ^ s[j]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/signing/sc25519.rs:119:7
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let mut b = lt(r1[i],pb);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/boxes/scalarmult.rs:99:7
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut t = bminus1 & (r[j] ^ s[j]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/signing/sc25519.rs:119:7
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let mut b = lt(r1[i],pb);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `Command { std: "docker" "inspect" "025d6eca9bc146a37995c62dda00a34fb7cf0f3af910fb8b937b65311f40297a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025d6eca9bc146a37995c62dda00a34fb7cf0f3af910fb8b937b65311f40297a", kill_on_drop: false }`
[INFO] [stdout] 025d6eca9bc146a37995c62dda00a34fb7cf0f3af910fb8b937b65311f40297a