[INFO] fetching crate dht 0.0.6...
[INFO] checking dht-0.0.6 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate dht 0.0.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate dht 0.0.6 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dht 0.0.6
[INFO] finished tweaking crates.io crate dht 0.0.6
[INFO] tweaked toml for crates.io crate dht 0.0.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b166993a2db61a1bcc4ac288cdf5fc0b1823a2f1acc2b924d5b25cc812518b4c
[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" "b166993a2db61a1bcc4ac288cdf5fc0b1823a2f1acc2b924d5b25cc812518b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b166993a2db61a1bcc4ac288cdf5fc0b1823a2f1acc2b924d5b25cc812518b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b166993a2db61a1bcc4ac288cdf5fc0b1823a2f1acc2b924d5b25cc812518b4c", kill_on_drop: false }`
[INFO] [stdout] b166993a2db61a1bcc4ac288cdf5fc0b1823a2f1acc2b924d5b25cc812518b4c
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f49fe548d3079088769bbd22a333e36b2d2bedc6bf640fe8292de2aa7c2cab2f
[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" "f49fe548d3079088769bbd22a333e36b2d2bedc6bf640fe8292de2aa7c2cab2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking dht v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:58:24
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let s: &str = &try!(d.read_str());
[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/base.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let s = try!(d.read_str());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |             try!(s.emit_struct_field("address", 0, |s2| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |             try!(s.emit_struct_field("id", 1, |s2| self.id.encode(s2)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:189:24
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let addr = try!(d.read_struct_field("address", 0, |d2| {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:200:22
[INFO] [stdout]     |
[INFO] [stdout] 200 |             let id = try!(d.read_struct_field("id", 1, TId::decode));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:190:25
[INFO] [stdout]     |
[INFO] [stdout] 190 |                 let s = try!(d2.read_str());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:58:24
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let s: &str = &try!(d.read_str());
[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/base.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let s = try!(d.read_str());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |             try!(s.emit_struct_field("address", 0, |s2| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |             try!(s.emit_struct_field("id", 1, |s2| self.id.encode(s2)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:189:24
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let addr = try!(d.read_struct_field("address", 0, |d2| {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:200:22
[INFO] [stdout]     |
[INFO] [stdout] 200 |             let id = try!(d.read_struct_field("id", 1, TId::decode));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/base.rs:190:25
[INFO] [stdout]     |
[INFO] [stdout] 190 |                 let s = try!(d2.read_str());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/knodetable.rs:87:20
[INFO] [stdout]    |
[INFO] [stdout] 87 |               panic!(format!("Distance between IDs {:?} and {:?} is {:?}, which is \
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 88 | |                     greater than the hash size ({:?})",
[INFO] [stdout] 89 | |                     id, self.this_id, res, self.hash_size));
[INFO] [stdout]    | |__________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 87 |             panic!("Distance between IDs {:?} and {:?} is {:?}, which is \
[INFO] [stdout] 88 |                     greater than the hash size ({:?})",
[INFO] [stdout] 89 |                     id, self.this_id, res, self.hash_size);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/knodetable.rs:87:20
[INFO] [stdout]    |
[INFO] [stdout] 87 |               panic!(format!("Distance between IDs {:?} and {:?} is {:?}, which is \
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 88 | |                     greater than the hash size ({:?})",
[INFO] [stdout] 89 | |                     id, self.this_id, res, self.hash_size));
[INFO] [stdout]    | |__________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 87 |             panic!("Distance between IDs {:?} and {:?} is {:?}, which is \
[INFO] [stdout] 88 |                     greater than the hash size ({:?})",
[INFO] [stdout] 89 |                     id, self.this_id, res, self.hash_size);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "f49fe548d3079088769bbd22a333e36b2d2bedc6bf640fe8292de2aa7c2cab2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49fe548d3079088769bbd22a333e36b2d2bedc6bf640fe8292de2aa7c2cab2f", kill_on_drop: false }`
[INFO] [stdout] f49fe548d3079088769bbd22a333e36b2d2bedc6bf640fe8292de2aa7c2cab2f