[INFO] fetching crate two-party-hash 0.1.0...
[INFO] checking two-party-hash-0.1.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate two-party-hash 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate two-party-hash 0.1.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate two-party-hash 0.1.0
[INFO] finished tweaking crates.io crate two-party-hash 0.1.0
[INFO] tweaked toml for crates.io crate two-party-hash 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80a62938ff443e715bb46d3e0b764faee9e6b3cc0f302b6565dd7084bb4ed9e3
[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" "80a62938ff443e715bb46d3e0b764faee9e6b3cc0f302b6565dd7084bb4ed9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80a62938ff443e715bb46d3e0b764faee9e6b3cc0f302b6565dd7084bb4ed9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80a62938ff443e715bb46d3e0b764faee9e6b3cc0f302b6565dd7084bb4ed9e3", kill_on_drop: false }`
[INFO] [stdout] 80a62938ff443e715bb46d3e0b764faee9e6b3cc0f302b6565dd7084bb4ed9e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 760bc9cb775d008d5fb17af338d24f88b3b6138520b9fa6ff676f12f109f7a12
[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" "760bc9cb775d008d5fb17af338d24f88b3b6138520b9fa6ff676f12f109f7a12", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking two-party-hash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `rand_os::OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]  --> src/main.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand_os::{rand_core::RngCore, OsRng};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand_os::OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/main.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             OsRng.fill_bytes(&mut preimage);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand_os::OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             OsRng.fill_bytes(&mut preimage);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand_os::OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]  --> src/main.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand_os::{rand_core::RngCore, OsRng};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand_os::OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]  --> src/main.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand_os::{rand_core::RngCore, OsRng};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand_os::OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/main.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             OsRng.fill_bytes(&mut preimage);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand_os::OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             OsRng.fill_bytes(&mut preimage);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand_os::OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]  --> src/main.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand_os::{rand_core::RngCore, OsRng};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.25s
[INFO] running `Command { std: "docker" "inspect" "760bc9cb775d008d5fb17af338d24f88b3b6138520b9fa6ff676f12f109f7a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760bc9cb775d008d5fb17af338d24f88b3b6138520b9fa6ff676f12f109f7a12", kill_on_drop: false }`
[INFO] [stdout] 760bc9cb775d008d5fb17af338d24f88b3b6138520b9fa6ff676f12f109f7a12