[INFO] updating cached repository https://github.com/jfyuen/rstgc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd057b9c6b7666b99f821501d6db993ee68c179f [INFO] testing jfyuen/rstgc against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfyuen%2Frstgc" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jfyuen/rstgc on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jfyuen/rstgc [INFO] finished tweaking git repo https://github.com/jfyuen/rstgc [INFO] tweaked toml for git repo https://github.com/jfyuen/rstgc written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/jfyuen/rstgc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13d7e81f6acc7f514b6459fc6cc7f7d233ad8835598fd62d0bd5d95e5ca3a9b0 [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" "13d7e81f6acc7f514b6459fc6cc7f7d233ad8835598fd62d0bd5d95e5ca3a9b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13d7e81f6acc7f514b6459fc6cc7f7d233ad8835598fd62d0bd5d95e5ca3a9b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13d7e81f6acc7f514b6459fc6cc7f7d233ad8835598fd62d0bd5d95e5ca3a9b0", kill_on_drop: false }` [INFO] [stdout] 13d7e81f6acc7f514b6459fc6cc7f7d233ad8835598fd62d0bd5d95e5ca3a9b0 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63237f1995403a988de7fac2282d674d4b629abe5f91b0f8f003efc906f47afe [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" "63237f1995403a988de7fac2282d674d4b629abe5f91b0f8f003efc906f47afe", kill_on_drop: false }` [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling slog v2.4.1 [INFO] [stderr] Compiling time v0.1.41 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Compiling isatty v0.1.9 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling slog-term v2.4.0 [INFO] [stderr] Compiling serde_derive v1.0.91 [INFO] [stderr] Compiling rstgc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:36:32 [INFO] [stdout] | [INFO] [stdout] 36 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [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/message.rs:22:21 [INFO] [stdout] | [INFO] [stdout] 22 | mut writer: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/message.rs:54:21 [INFO] [stdout] | [INFO] [stdout] 54 | mut reader: Box, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read` [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:30:48 [INFO] [stdout] | [INFO] [stdout] 30 | TgcError::ChanReceiveError(e) => e.description(), [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:31:39 [INFO] [stdout] | [INFO] [stdout] 31 | TgcError::IOError(e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [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:32:46 [INFO] [stdout] | [INFO] [stdout] 32 | TgcError::SerializeError(e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [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/error.rs:39:48 [INFO] [stdout] | [INFO] [stdout] 39 | TgcError::ChanReceiveError(e) => e.cause(), [INFO] [stdout] | ^^^^^ [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/error.rs:40:39 [INFO] [stdout] | [INFO] [stdout] 40 | TgcError::IOError(e) => e.cause(), [INFO] [stdout] | ^^^^^ [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/error.rs:41:46 [INFO] [stdout] | [INFO] [stdout] 41 | TgcError::SerializeError(e) => e.cause(), [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | let mut stream = stream?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.89s [INFO] running `Command { std: "docker" "inspect" "63237f1995403a988de7fac2282d674d4b629abe5f91b0f8f003efc906f47afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63237f1995403a988de7fac2282d674d4b629abe5f91b0f8f003efc906f47afe", kill_on_drop: false }` [INFO] [stdout] 63237f1995403a988de7fac2282d674d4b629abe5f91b0f8f003efc906f47afe [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] ce32818a6508763955a62da95c4033d4b7380d8cb00f740aa9fa3c727621bc98 [INFO] running `Command { std: "docker" "start" "-a" "ce32818a6508763955a62da95c4033d4b7380d8cb00f740aa9fa3c727621bc98", kill_on_drop: false }` [INFO] [stderr] Compiling rstgc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:36:32 [INFO] [stdout] | [INFO] [stdout] 36 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [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/message.rs:22:21 [INFO] [stdout] | [INFO] [stdout] 22 | mut writer: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/message.rs:54:21 [INFO] [stdout] | [INFO] [stdout] 54 | mut reader: Box, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read` [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:30:48 [INFO] [stdout] | [INFO] [stdout] 30 | TgcError::ChanReceiveError(e) => e.description(), [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:31:39 [INFO] [stdout] | [INFO] [stdout] 31 | TgcError::IOError(e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [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:32:46 [INFO] [stdout] | [INFO] [stdout] 32 | TgcError::SerializeError(e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [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/error.rs:39:48 [INFO] [stdout] | [INFO] [stdout] 39 | TgcError::ChanReceiveError(e) => e.cause(), [INFO] [stdout] | ^^^^^ [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/error.rs:40:39 [INFO] [stdout] | [INFO] [stdout] 40 | TgcError::IOError(e) => e.cause(), [INFO] [stdout] | ^^^^^ [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/error.rs:41:46 [INFO] [stdout] | [INFO] [stdout] 41 | TgcError::SerializeError(e) => e.cause(), [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | let mut stream = stream?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "ce32818a6508763955a62da95c4033d4b7380d8cb00f740aa9fa3c727621bc98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce32818a6508763955a62da95c4033d4b7380d8cb00f740aa9fa3c727621bc98", kill_on_drop: false }` [INFO] [stdout] ce32818a6508763955a62da95c4033d4b7380d8cb00f740aa9fa3c727621bc98 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 08ea65d8500d336a32b02a3312d46461ffd3aa9acaef0f0c3dd1f5160fcf2334 [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" "08ea65d8500d336a32b02a3312d46461ffd3aa9acaef0f0c3dd1f5160fcf2334", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:36:32 [INFO] [stderr] | [INFO] [stderr] 36 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/message.rs:22:21 [INFO] [stderr] | [INFO] [stderr] 22 | mut writer: Box, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/message.rs:54:21 [INFO] [stderr] | [INFO] [stderr] 54 | mut reader: Box, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:30:48 [INFO] [stderr] | [INFO] [stderr] 30 | TgcError::ChanReceiveError(e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:31:39 [INFO] [stderr] | [INFO] [stderr] 31 | TgcError::IOError(e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:32:46 [INFO] [stderr] | [INFO] [stderr] 32 | TgcError::SerializeError(e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/error.rs:39:48 [INFO] [stderr] | [INFO] [stderr] 39 | TgcError::ChanReceiveError(e) => e.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/error.rs:40:39 [INFO] [stderr] | [INFO] [stderr] 40 | TgcError::IOError(e) => e.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/error.rs:41:46 [INFO] [stderr] | [INFO] [stderr] 41 | TgcError::SerializeError(e) => e.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let mut stream = stream?; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rstgc-e59c1e3afe1c7d2b [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] running `Command { std: "docker" "inspect" "08ea65d8500d336a32b02a3312d46461ffd3aa9acaef0f0c3dd1f5160fcf2334", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08ea65d8500d336a32b02a3312d46461ffd3aa9acaef0f0c3dd1f5160fcf2334", kill_on_drop: false }` [INFO] [stdout] 08ea65d8500d336a32b02a3312d46461ffd3aa9acaef0f0c3dd1f5160fcf2334