[INFO] cloning repository https://github.com/pfernie/synacor-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pfernie/synacor-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfernie%2Fsynacor-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfernie%2Fsynacor-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5c2677d8145793b1085adcae0aa1b1cb73bef1dc [INFO] checking pfernie/synacor-rs against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfernie%2Fsynacor-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pfernie/synacor-rs 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 git repo https://github.com/pfernie/synacor-rs [INFO] finished tweaking git repo https://github.com/pfernie/synacor-rs [INFO] tweaked toml for git repo https://github.com/pfernie/synacor-rs written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/pfernie/synacor-rs 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e4f9c17f20a696b0967600d367cf0712c87b7ec3e4a35029a8fc4a65490e8a80 [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" "e4f9c17f20a696b0967600d367cf0712c87b7ec3e4a35029a8fc4a65490e8a80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4f9c17f20a696b0967600d367cf0712c87b7ec3e4a35029a8fc4a65490e8a80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4f9c17f20a696b0967600d367cf0712c87b7ec3e4a35029a8fc4a65490e8a80", kill_on_drop: false }` [INFO] [stdout] e4f9c17f20a696b0967600d367cf0712c87b7ec3e4a35029a8fc4a65490e8a80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 0c388f3668eca112551467b41db8917a56b3087c24da20a37784c5f621e99e05 [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" "0c388f3668eca112551467b41db8917a56b3087c24da20a37784c5f621e99e05", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking libc v0.2.18 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling gcc v0.3.41 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking regex-syntax v0.4.0 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking rustc-demangle v0.1.3 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking unicode-segmentation v1.0.1 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Checking try_from v0.2.1 [INFO] [stderr] Checking unreachable v0.1.1 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking thread-id v3.0.0 [INFO] [stderr] Checking term_size v0.2.1 [INFO] [stderr] Checking thread_local v0.3.2 [INFO] [stderr] Checking aho-corasick v0.6.1 [INFO] [stderr] Checking clap v2.20.0 [INFO] [stderr] Compiling backtrace-sys v0.1.5 [INFO] [stderr] Checking regex v0.2.1 [INFO] [stderr] Checking error-chain v0.7.2 [INFO] [stderr] Checking env_logger v0.4.0 [INFO] [stderr] Checking synacor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/bin/foo.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let t = thread::Builder::new().stack_size(1024 * 1024 * 32).spawn(move || { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/bin/foo.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let t = thread::Builder::new().stack_size(1024 * 1024 * 32).spawn(move || { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl AsMut for VmState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [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/debugger/mod.rs:25:35 [INFO] [stdout] | [INFO] [stdout] 25 | fn as_mut(&mut self) -> &mut (Inspectable + 'static) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl AsRef for VmState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:35:27 [INFO] [stdout] | [INFO] [stdout] 35 | fn as_ref(&self) -> &(Inspectable + 'static) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/memory.rs:326:14 [INFO] [stdout] | [INFO] [stdout] 326 | 0...MAX_ADDR => Ok(Value::Literal(u)), [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: `...` range patterns are deprecated [INFO] [stdout] --> src/memory.rs:327:18 [INFO] [stdout] | [INFO] [stdout] 327 | 32768...32776 => Register::try_from(u).map(Value::FromRegister), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead [INFO] [stdout] --> src/debugger/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::ascii::AsciiExt; [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/errors.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | / error_chain!{ [INFO] [stdout] 3 | | foreign_links { [INFO] [stdout] 4 | | Io(::std::io::Error); [INFO] [stdout] 5 | | ParseInt(::std::num::ParseIntError); [INFO] [stdout] ... | [INFO] [stdout] 41 | | } [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl AsMut for VmState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [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/debugger/mod.rs:25:35 [INFO] [stdout] | [INFO] [stdout] 25 | fn as_mut(&mut self) -> &mut (Inspectable + 'static) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl AsRef for VmState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:35:27 [INFO] [stdout] | [INFO] [stdout] 35 | fn as_ref(&self) -> &(Inspectable + 'static) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/memory.rs:326:14 [INFO] [stdout] | [INFO] [stdout] 326 | 0...MAX_ADDR => Ok(Value::Literal(u)), [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: `...` range patterns are deprecated [INFO] [stdout] --> src/memory.rs:327:18 [INFO] [stdout] | [INFO] [stdout] 327 | 32768...32776 => Register::try_from(u).map(Value::FromRegister), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead [INFO] [stdout] --> src/debugger/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::ascii::AsciiExt; [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/errors.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | / error_chain!{ [INFO] [stdout] 3 | | foreign_links { [INFO] [stdout] 4 | | Io(::std::io::Error); [INFO] [stdout] 5 | | ParseInt(::std::num::ParseIntError); [INFO] [stdout] ... | [INFO] [stdout] 41 | | } [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | / error_chain!{ [INFO] [stdout] 3 | | foreign_links { [INFO] [stdout] 4 | | Io(::std::io::Error); [INFO] [stdout] 5 | | ParseInt(::std::num::ParseIntError); [INFO] [stdout] ... | [INFO] [stdout] 41 | | } [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ascii::AsciiExt` [INFO] [stdout] --> src/debugger/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::ascii::AsciiExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | / error_chain!{ [INFO] [stdout] 3 | | foreign_links { [INFO] [stdout] 4 | | Io(::std::io::Error); [INFO] [stdout] 5 | | ParseInt(::std::num::ParseIntError); [INFO] [stdout] ... | [INFO] [stdout] 41 | | } [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ascii::AsciiExt` [INFO] [stdout] --> src/debugger/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::ascii::AsciiExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.21s [INFO] running `Command { std: "docker" "inspect" "0c388f3668eca112551467b41db8917a56b3087c24da20a37784c5f621e99e05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c388f3668eca112551467b41db8917a56b3087c24da20a37784c5f621e99e05", kill_on_drop: false }` [INFO] [stdout] 0c388f3668eca112551467b41db8917a56b3087c24da20a37784c5f621e99e05