[INFO] fetching crate kademlia-dht 1.2.0...
[INFO] testing kademlia-dht-1.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate kademlia-dht 1.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate kademlia-dht 1.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kademlia-dht 1.2.0
[INFO] finished tweaking crates.io crate kademlia-dht 1.2.0
[INFO] tweaked toml for crates.io crate kademlia-dht 1.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate kademlia-dht 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c967edeebdc35e3c1f65b29ea90208375d7e33d2d4daaba7c16c296fb7703bb1
[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" "c967edeebdc35e3c1f65b29ea90208375d7e33d2d4daaba7c16c296fb7703bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c967edeebdc35e3c1f65b29ea90208375d7e33d2d4daaba7c16c296fb7703bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c967edeebdc35e3c1f65b29ea90208375d7e33d2d4daaba7c16c296fb7703bb1", kill_on_drop: false }`
[INFO] [stdout] c967edeebdc35e3c1f65b29ea90208375d7e33d2d4daaba7c16c296fb7703bb1
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7468187aa27cb5b65faf9f1acb9be3f15bf5be0239386d1190e0adfb72421276
[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" "7468187aa27cb5b65faf9f1acb9be3f15bf5be0239386d1190e0adfb72421276", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling syn v1.0.6
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling sha3 v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling simplelog v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling kademlia-dht v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/node/mod.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::{debug, info, log, warn};
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/protocol.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{log, warn};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/storage.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{info, log};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/routing.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         mem::replace(&mut self.nodes, old_bucket);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{info, log};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.80s
[INFO] running `Command { std: "docker" "inspect" "7468187aa27cb5b65faf9f1acb9be3f15bf5be0239386d1190e0adfb72421276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7468187aa27cb5b65faf9f1acb9be3f15bf5be0239386d1190e0adfb72421276", kill_on_drop: false }`
[INFO] [stdout] 7468187aa27cb5b65faf9f1acb9be3f15bf5be0239386d1190e0adfb72421276
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 717732592c7eccde4cad6baf0e4242bf86cf3067b1f78623ae4b172902696966
[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" "717732592c7eccde4cad6baf0e4242bf86cf3067b1f78623ae4b172902696966", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/node/mod.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::{debug, info, log, warn};
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/protocol.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{log, warn};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/storage.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{info, log};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/routing.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         mem::replace(&mut self.nodes, old_bucket);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kademlia-dht v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{info, log};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/node/mod.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::{debug, info, log, warn};
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/protocol.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{log, warn};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/storage.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{info, log};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/routing.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         mem::replace(&mut self.nodes, old_bucket);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.63s
[INFO] running `Command { std: "docker" "inspect" "717732592c7eccde4cad6baf0e4242bf86cf3067b1f78623ae4b172902696966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717732592c7eccde4cad6baf0e4242bf86cf3067b1f78623ae4b172902696966", kill_on_drop: false }`
[INFO] [stdout] 717732592c7eccde4cad6baf0e4242bf86cf3067b1f78623ae4b172902696966
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fbc9c9900f40632fca2cba08907da97c059d0bfb94e9dacb011f87f39325bdce
[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" "fbc9c9900f40632fca2cba08907da97c059d0bfb94e9dacb011f87f39325bdce", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]   --> src/node/mod.rs:11:24
[INFO] [stderr]    |
[INFO] [stderr] 11 | use log::{debug, info, log, warn};
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/protocol.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use log::{log, warn};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/storage.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]   --> src/routing.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         mem::replace(&mut self.nodes, old_bucket);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/main.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]   --> src/node/mod.rs:11:24
[INFO] [stderr]    |
[INFO] [stderr] 11 | use log::{debug, info, log, warn};
[INFO] [stderr]    |                        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/protocol.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use log::{log, warn};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/storage.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{info, log};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]   --> src/routing.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         mem::replace(&mut self.nodes, old_bucket);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kademlia_dht-1482cece5788a549
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test key::tests::test_leading_zeros ... ok
[INFO] [stdout] test key::tests::test_rand_in_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kademlia_dht-24a68a1e993ed047
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kademlia-dht
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fbc9c9900f40632fca2cba08907da97c059d0bfb94e9dacb011f87f39325bdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc9c9900f40632fca2cba08907da97c059d0bfb94e9dacb011f87f39325bdce", kill_on_drop: false }`
[INFO] [stdout] fbc9c9900f40632fca2cba08907da97c059d0bfb94e9dacb011f87f39325bdce
