[INFO] crate serde_bencode 0.2.1 is already in cache
[INFO] checking serde_bencode-0.2.1 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate serde_bencode 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate serde_bencode 0.2.1 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 serde_bencode 0.2.1
[INFO] finished tweaking crates.io crate serde_bencode 0.2.1
[INFO] tweaked toml for crates.io crate serde_bencode 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate serde_bencode 0.2.1 already has a lockfile, it will not be regenerated
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 460976c5c234340a6a681136b053a41c4175fbe462848f9ece3fe722be5e8623
[INFO] running `Command { std: "docker" "start" "-a" "460976c5c234340a6a681136b053a41c4175fbe462848f9ece3fe722be5e8623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "460976c5c234340a6a681136b053a41c4175fbe462848f9ece3fe722be5e8623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460976c5c234340a6a681136b053a41c4175fbe462848f9ece3fe722be5e8623", kill_on_drop: false }`
[INFO] [stdout] 460976c5c234340a6a681136b053a41c4175fbe462848f9ece3fe722be5e8623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 415d2d41d29704a7e5b3a3a0e6b0e9a2693130c07a4e7fae2d611e1f66c80892
[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" "415d2d41d29704a7e5b3a3a0e6b0e9a2693130c07a4e7fae2d611e1f66c80892", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking serde_bencode v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:37:46
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn invalid_type(unexp: Unexpected, exp: &Expected) -> Self {
[INFO] [stdout]    |                                              ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:41:47
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn invalid_value(unexp: Unexpected, exp: &Expected) -> Self {
[INFO] [stdout]    |                                               ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:45:41
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn invalid_length(len: usize, exp: &Expected) -> Self {
[INFO] [stdout]    |                                         ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:86:32
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/de.rs:222:21
[INFO] [stdout]     |
[INFO] [stdout] 222 |             n @ b'0'...b'9' => Ok(ParseResult::Bytes(self.parse_bytes(n)?)),
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:73:42
[INFO] [stdout]    |
[INFO] [stdout] 73 |             Error::IoError(ref error) => StdError::description(error),
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:37:46
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn invalid_type(unexp: Unexpected, exp: &Expected) -> Self {
[INFO] [stdout]    |                                              ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:41:47
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn invalid_value(unexp: Unexpected, exp: &Expected) -> Self {
[INFO] [stdout]    |                                               ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:45:41
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn invalid_length(len: usize, exp: &Expected) -> Self {
[INFO] [stdout]    |                                         ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:86:32
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/de.rs:222:21
[INFO] [stdout]     |
[INFO] [stdout] 222 |             n @ b'0'...b'9' => Ok(ParseResult::Bytes(self.parse_bytes(n)?)),
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:73:42
[INFO] [stdout]    |
[INFO] [stdout] 73 |             Error::IoError(ref error) => StdError::description(error),
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.18s
[INFO] running `Command { std: "docker" "inspect" "415d2d41d29704a7e5b3a3a0e6b0e9a2693130c07a4e7fae2d611e1f66c80892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415d2d41d29704a7e5b3a3a0e6b0e9a2693130c07a4e7fae2d611e1f66c80892", kill_on_drop: false }`
[INFO] [stdout] 415d2d41d29704a7e5b3a3a0e6b0e9a2693130c07a4e7fae2d611e1f66c80892