[INFO] crate slog-syslog 0.12.0 is already in cache
[INFO] checking slog-syslog-0.12.0 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate slog-syslog 0.12.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate slog-syslog 0.12.0 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-syslog 0.12.0
[INFO] finished tweaking crates.io crate slog-syslog 0.12.0
[INFO] tweaked toml for crates.io crate slog-syslog 0.12.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e713651c2c00d39e884a16d4aaa871d193e9c37e360173f850cf982dbf35cee
[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" "3e713651c2c00d39e884a16d4aaa871d193e9c37e360173f850cf982dbf35cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e713651c2c00d39e884a16d4aaa871d193e9c37e360173f850cf982dbf35cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e713651c2c00d39e884a16d4aaa871d193e9c37e360173f850cf982dbf35cee", kill_on_drop: false }`
[INFO] [stdout] 3e713651c2c00d39e884a16d4aaa871d193e9c37e360173f850cf982dbf35cee
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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] 3f9951d5e69a59c61535d655135baa5afcea47aa3db9daf1fe8e1896694962ef
[INFO] running `Command { std: "docker" "start" "-a" "3f9951d5e69a59c61535d655135baa5afcea47aa3db9daf1fe8e1896694962ef", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking syslog v3.3.0
[INFO] [stderr]     Checking slog-syslog v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> lib.rs:87:21
[INFO] [stdout]    |
[INFO] [stdout] 87 |                     try!(self.format.format(&mut *buf, info, logger_values));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> lib.rs:90:34
[INFO] [stdout]    |
[INFO] [stdout] 90 |                         let io = try!(
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:101:37
[INFO] [stdout]     |
[INFO] [stdout] 101 | ...                   let n = try!(io.send_raw(&buf[pos..]));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         try!(write!(io, "{}", record.msg()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 138 |             try!(logger_kv.serialize(record, &mut ser));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             try!(record.kv().serialize(record, &mut ser));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         try!(write!(self.io, ", {}: {}", key, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib.rs:130:18
[INFO] [stdout]     |
[INFO] [stdout] 130 |         io: &mut io::Write,
[INFO] [stdout]     |                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> lib.rs:87:21
[INFO] [stdout]    |
[INFO] [stdout] 87 |                     try!(self.format.format(&mut *buf, info, logger_values));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> lib.rs:90:34
[INFO] [stdout]    |
[INFO] [stdout] 90 |                         let io = try!(
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:101:37
[INFO] [stdout]     |
[INFO] [stdout] 101 | ...                   let n = try!(io.send_raw(&buf[pos..]));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         try!(write!(io, "{}", record.msg()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 138 |             try!(logger_kv.serialize(record, &mut ser));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             try!(record.kv().serialize(record, &mut ser));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> lib.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         try!(write!(self.io, ", {}: {}", key, val));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib.rs:130:18
[INFO] [stdout]     |
[INFO] [stdout] 130 |         io: &mut io::Write,
[INFO] [stdout]     |                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.51s
[INFO] running `Command { std: "docker" "inspect" "3f9951d5e69a59c61535d655135baa5afcea47aa3db9daf1fe8e1896694962ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9951d5e69a59c61535d655135baa5afcea47aa3db9daf1fe8e1896694962ef", kill_on_drop: false }`
[INFO] [stdout] 3f9951d5e69a59c61535d655135baa5afcea47aa3db9daf1fe8e1896694962ef