[INFO] cloning repository https://github.com/velvia/rust-alloc-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/velvia/rust-alloc-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelvia%2Frust-alloc-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelvia%2Frust-alloc-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c3c8d612fdd951f89088f84f44a953b207fade10 [INFO] testing velvia/rust-alloc-test against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelvia%2Frust-alloc-test" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/velvia/rust-alloc-test on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/velvia/rust-alloc-test [INFO] finished tweaking git repo https://github.com/velvia/rust-alloc-test [INFO] tweaked toml for git repo https://github.com/velvia/rust-alloc-test written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/velvia/rust-alloc-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded jemalloc-ctl v0.3.3 [INFO] [stderr] Downloaded dhat v0.2.2 [INFO] [stderr] Downloaded thousands v0.2.0 [INFO] [stderr] Downloaded deepsize v0.2.0 [INFO] [stderr] Downloaded deepsize_derive v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1aaa9604a84b67323442fb80a6051f63f2e42c809eb138aff1f01083b3abb33 [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" "f1aaa9604a84b67323442fb80a6051f63f2e42c809eb138aff1f01083b3abb33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1aaa9604a84b67323442fb80a6051f63f2e42c809eb138aff1f01083b3abb33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1aaa9604a84b67323442fb80a6051f63f2e42c809eb138aff1f01083b3abb33", kill_on_drop: false }` [INFO] [stdout] f1aaa9604a84b67323442fb80a6051f63f2e42c809eb138aff1f01083b3abb33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e379279d7531abf3f0293c347350557d513e1857a5e2d0f44e0a005100c1747b [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" "e379279d7531abf3f0293c347350557d513e1857a5e2d0f44e0a005100c1747b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libc v0.2.92 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling object v0.23.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling thousands v0.2.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling json v0.12.4 [INFO] [stderr] Compiling nested v0.1.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling jemalloc-sys v0.3.2 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling paste v0.1.18 [INFO] [stderr] Compiling addr2line v0.14.1 [INFO] [stderr] Compiling backtrace v0.3.56 [INFO] [stderr] Compiling deepsize_derive v0.1.1 [INFO] [stderr] Compiling deepsize v0.2.0 [INFO] [stderr] Compiling dhat v0.2.2 [INFO] [stderr] Compiling jemallocator v0.3.2 [INFO] [stderr] Compiling jemalloc-ctl v0.3.3 [INFO] [stderr] Compiling rust-alloc-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `NUM_STRINGS` [INFO] [stdout] --> src/main.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 45 | const NUM_STRINGS: usize = 50000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `BASE_STRING` [INFO] [stdout] --> src/main.rs:46:1 [INFO] [stdout] | [INFO] [stdout] 46 | const BASE_STRING: &str = "foobar"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compare_string_storage` [INFO] [stdout] --> src/main.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | fn compare_string_storage() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `inner_serde_json_parse` [INFO] [stdout] --> src/main.rs:92:4 [INFO] [stdout] | [INFO] [stdout] 92 | fn inner_serde_json_parse(v: &Value, stats: &mut HashMap) -> SJResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `serde_json_line_process` [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn serde_json_line_process(line: &str, stats: &mut HashMap) -> SJResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 16s [INFO] running `Command { std: "docker" "inspect" "e379279d7531abf3f0293c347350557d513e1857a5e2d0f44e0a005100c1747b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e379279d7531abf3f0293c347350557d513e1857a5e2d0f44e0a005100c1747b", kill_on_drop: false }` [INFO] [stdout] e379279d7531abf3f0293c347350557d513e1857a5e2d0f44e0a005100c1747b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5d4982cc65a282219f87249c07561968ee330578b757620a047f72ebc0753b7 [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" "f5d4982cc65a282219f87249c07561968ee330578b757620a047f72ebc0753b7", kill_on_drop: false }` [INFO] [stderr] Compiling rust-alloc-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `NUM_STRINGS` [INFO] [stdout] --> src/main.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 45 | const NUM_STRINGS: usize = 50000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `BASE_STRING` [INFO] [stdout] --> src/main.rs:46:1 [INFO] [stdout] | [INFO] [stdout] 46 | const BASE_STRING: &str = "foobar"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compare_string_storage` [INFO] [stdout] --> src/main.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | fn compare_string_storage() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `inner_serde_json_parse` [INFO] [stdout] --> src/main.rs:92:4 [INFO] [stdout] | [INFO] [stdout] 92 | fn inner_serde_json_parse(v: &Value, stats: &mut HashMap) -> SJResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `serde_json_line_process` [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn serde_json_line_process(line: &str, stats: &mut HashMap) -> SJResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.11s [INFO] running `Command { std: "docker" "inspect" "f5d4982cc65a282219f87249c07561968ee330578b757620a047f72ebc0753b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5d4982cc65a282219f87249c07561968ee330578b757620a047f72ebc0753b7", kill_on_drop: false }` [INFO] [stdout] f5d4982cc65a282219f87249c07561968ee330578b757620a047f72ebc0753b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 45ce2bd328129afb8bf1a0a4184d30c8389edca8e4acc7a1a07148f73d7608e7 [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" "45ce2bd328129afb8bf1a0a4184d30c8389edca8e4acc7a1a07148f73d7608e7", kill_on_drop: false }` [INFO] [stderr] warning: constant is never used: `NUM_STRINGS` [INFO] [stderr] --> src/main.rs:45:1 [INFO] [stderr] | [INFO] [stderr] 45 | const NUM_STRINGS: usize = 50000; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `BASE_STRING` [INFO] [stderr] --> src/main.rs:46:1 [INFO] [stderr] | [INFO] [stderr] 46 | const BASE_STRING: &str = "foobar"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `compare_string_storage` [INFO] [stderr] --> src/main.rs:55:4 [INFO] [stderr] | [INFO] [stderr] 55 | fn compare_string_storage() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `inner_serde_json_parse` [INFO] [stderr] --> src/main.rs:92:4 [INFO] [stderr] | [INFO] [stderr] 92 | fn inner_serde_json_parse(v: &Value, stats: &mut HashMap) -> SJResult<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `serde_json_line_process` [INFO] [stderr] --> src/main.rs:145:4 [INFO] [stderr] | [INFO] [stderr] 145 | fn serde_json_line_process(line: &str, stats: &mut HashMap) -> SJResult<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust-alloc-test` (bin "rust-alloc-test" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_alloc_test-c8ae7508cdacce3b) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "45ce2bd328129afb8bf1a0a4184d30c8389edca8e4acc7a1a07148f73d7608e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45ce2bd328129afb8bf1a0a4184d30c8389edca8e4acc7a1a07148f73d7608e7", kill_on_drop: false }` [INFO] [stdout] 45ce2bd328129afb8bf1a0a4184d30c8389edca8e4acc7a1a07148f73d7608e7