[INFO] fetching crate nacl 0.3.0...
[INFO] checking nacl-0.3.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate nacl 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nacl 0.3.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed94165eb5510d0fdc14d704d372cf6960b6660db5d6135d51b7b7ca1ff57308
[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" "ed94165eb5510d0fdc14d704d372cf6960b6660db5d6135d51b7b7ca1ff57308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed94165eb5510d0fdc14d704d372cf6960b6660db5d6135d51b7b7ca1ff57308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed94165eb5510d0fdc14d704d372cf6960b6660db5d6135d51b7b7ca1ff57308", kill_on_drop: false }`
[INFO] [stdout] ed94165eb5510d0fdc14d704d372cf6960b6660db5d6135d51b7b7ca1ff57308
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c486f8b0af4267c895d4f843c3a09e4eee0a0a17c791acce97ac31f5bd045ed6
[INFO] running `Command { std: "docker" "start" "-a" "c486f8b0af4267c895d4f843c3a09e4eee0a0a17c791acce97ac31f5bd045ed6", 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 13.12s
[INFO] running `Command { std: "docker" "inspect" "c486f8b0af4267c895d4f843c3a09e4eee0a0a17c791acce97ac31f5bd045ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c486f8b0af4267c895d4f843c3a09e4eee0a0a17c791acce97ac31f5bd045ed6", kill_on_drop: false }`
[INFO] [stdout] c486f8b0af4267c895d4f843c3a09e4eee0a0a17c791acce97ac31f5bd045ed6