[INFO] updating cached repository https://github.com/panzi/rust-json-builder [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] 55a32321d40ad0f6ff02f1fba733afca27c31991 [INFO] testing panzi/rust-json-builder against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanzi%2Frust-json-builder" "/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/panzi/rust-json-builder on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/panzi/rust-json-builder [INFO] finished tweaking git repo https://github.com/panzi/rust-json-builder [INFO] tweaked toml for git repo https://github.com/panzi/rust-json-builder written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/panzi/rust-json-builder already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3455645bf7576afa322bb7c84cbbb7ec6af65bb15233adbde70739c0b7ba1d38 [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" "3455645bf7576afa322bb7c84cbbb7ec6af65bb15233adbde70739c0b7ba1d38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3455645bf7576afa322bb7c84cbbb7ec6af65bb15233adbde70739c0b7ba1d38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3455645bf7576afa322bb7c84cbbb7ec6af65bb15233adbde70739c0b7ba1d38", kill_on_drop: false }` [INFO] [stdout] 3455645bf7576afa322bb7c84cbbb7ec6af65bb15233adbde70739c0b7ba1d38 [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d3c3aa25cd97a6f2f819f5de0363ce8ce090b9dc2bdac43979a536a74a1036d [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" "8d3c3aa25cd97a6f2f819f5de0363ce8ce090b9dc2bdac43979a536a74a1036d", kill_on_drop: false }` [INFO] [stderr] Compiling json_builder v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/json_builder.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | writer: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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/json_builder.rs:66:42 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn escape_json(s: &str, writer: &mut Write) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/json_builder.rs:135:26 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn new(writer: &mut Write) -> JSONBuilder { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/json_builder.rs:144:33 [INFO] [stdout] | [INFO] [stdout] 144 | pub fn new_pretty(writer: &mut Write, indent_size: usize, tab_indent: bool) -> JSONBuilder { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/json_builder.rs:365:27 [INFO] [stdout] | [INFO] [stdout] 365 | impl<'a> IntoJSON for &'a IntoJSON { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn IntoJSON` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `Command { std: "docker" "inspect" "8d3c3aa25cd97a6f2f819f5de0363ce8ce090b9dc2bdac43979a536a74a1036d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d3c3aa25cd97a6f2f819f5de0363ce8ce090b9dc2bdac43979a536a74a1036d", kill_on_drop: false }` [INFO] [stdout] 8d3c3aa25cd97a6f2f819f5de0363ce8ce090b9dc2bdac43979a536a74a1036d [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 406520bf79664fee9fb873f1db444d27322a1386adf419f10cdf681047974243 [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" "406520bf79664fee9fb873f1db444d27322a1386adf419f10cdf681047974243", kill_on_drop: false }` [INFO] [stderr] Compiling json_builder v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/json_builder.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | writer: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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/json_builder.rs:66:42 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn escape_json(s: &str, writer: &mut Write) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/json_builder.rs:135:26 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn new(writer: &mut Write) -> JSONBuilder { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/json_builder.rs:144:33 [INFO] [stdout] | [INFO] [stdout] 144 | pub fn new_pretty(writer: &mut Write, indent_size: usize, tab_indent: bool) -> JSONBuilder { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/json_builder.rs:365:27 [INFO] [stdout] | [INFO] [stdout] 365 | impl<'a> IntoJSON for &'a IntoJSON { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn IntoJSON` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "406520bf79664fee9fb873f1db444d27322a1386adf419f10cdf681047974243", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "406520bf79664fee9fb873f1db444d27322a1386adf419f10cdf681047974243", kill_on_drop: false }` [INFO] [stdout] 406520bf79664fee9fb873f1db444d27322a1386adf419f10cdf681047974243 [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 726ab6e7b0b2e9596089ae732bc48490b85831d879076044dcbcd1c3d6b28a0b [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" "726ab6e7b0b2e9596089ae732bc48490b85831d879076044dcbcd1c3d6b28a0b", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/json_builder.rs:26:18 [INFO] [stderr] | [INFO] [stderr] 26 | writer: &'a mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [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/json_builder.rs:66:42 [INFO] [stderr] | [INFO] [stderr] 66 | pub fn escape_json(s: &str, writer: &mut Write) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/json_builder.rs:135:26 [INFO] [stderr] | [INFO] [stderr] 135 | pub fn new(writer: &mut Write) -> JSONBuilder { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/json_builder.rs:144:33 [INFO] [stderr] | [INFO] [stderr] 144 | pub fn new_pretty(writer: &mut Write, indent_size: usize, tab_indent: bool) -> JSONBuilder { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/json_builder.rs:365:27 [INFO] [stderr] | [INFO] [stderr] 365 | impl<'a> IntoJSON for &'a IntoJSON { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn IntoJSON` [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/json_builder-70fa53579e11baca [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" "726ab6e7b0b2e9596089ae732bc48490b85831d879076044dcbcd1c3d6b28a0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "726ab6e7b0b2e9596089ae732bc48490b85831d879076044dcbcd1c3d6b28a0b", kill_on_drop: false }` [INFO] [stdout] 726ab6e7b0b2e9596089ae732bc48490b85831d879076044dcbcd1c3d6b28a0b