[INFO] fetching crate rs_malloc_tracker 1.0.0...
[INFO] testing rs_malloc_tracker-1.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rs_malloc_tracker 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rs_malloc_tracker 1.0.0
[INFO] finished tweaking crates.io crate rs_malloc_tracker 1.0.0
[INFO] tweaked toml for crates.io crate rs_malloc_tracker 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs_malloc_tracker 1.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rs_malloc_tracker 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eba10c702e9273be32ec650b87bcee8a1d6e7511c588329077c52de558e16335
[INFO] running `Command { std: "docker" "start" "-a" "eba10c702e9273be32ec650b87bcee8a1d6e7511c588329077c52de558e16335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eba10c702e9273be32ec650b87bcee8a1d6e7511c588329077c52de558e16335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba10c702e9273be32ec650b87bcee8a1d6e7511c588329077c52de558e16335", kill_on_drop: false }`
[INFO] [stdout] eba10c702e9273be32ec650b87bcee8a1d6e7511c588329077c52de558e16335
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b27b5d5bcc576ade6477570dfe39397533d8361db6b3186fc4dd6cee45d8a5c2
[INFO] running `Command { std: "docker" "start" "-a" "b27b5d5bcc576ade6477570dfe39397533d8361db6b3186fc4dd6cee45d8a5c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling prometheus v0.14.0
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.6
[INFO] [stderr]    Compiling btree_monstrousity v0.0.5
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling dtor v0.1.0
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling rs_malloc_tracker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.6
[INFO] [stderr]    Compiling ctor v0.5.0
[INFO] [stderr]    Compiling nodit v0.9.2
[INFO] [stderr]    Compiling no-alloc-channel v0.1.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling protobuf-support v3.7.2
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "b27b5d5bcc576ade6477570dfe39397533d8361db6b3186fc4dd6cee45d8a5c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27b5d5bcc576ade6477570dfe39397533d8361db6b3186fc4dd6cee45d8a5c2", kill_on_drop: false }`
[INFO] [stdout] b27b5d5bcc576ade6477570dfe39397533d8361db6b3186fc4dd6cee45d8a5c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96152457037d9b87909d3fb9cec4c0f53fa52808ce70258bf87c96ca85c00277
[INFO] running `Command { std: "docker" "start" "-a" "96152457037d9b87909d3fb9cec4c0f53fa52808ce70258bf87c96ca85c00277", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_malloc_tracker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "96152457037d9b87909d3fb9cec4c0f53fa52808ce70258bf87c96ca85c00277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96152457037d9b87909d3fb9cec4c0f53fa52808ce70258bf87c96ca85c00277", kill_on_drop: false }`
[INFO] [stdout] 96152457037d9b87909d3fb9cec4c0f53fa52808ce70258bf87c96ca85c00277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b127653632209a8276712e2c4f7f988d7678536035c0e21d1e701f8a421b7a31
[INFO] running `Command { std: "docker" "start" "-a" "b127653632209a8276712e2c4f7f988d7678536035c0e21d1e701f8a421b7a31", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_malloc_tracker-8752e0463f6f429c)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b127653632209a8276712e2c4f7f988d7678536035c0e21d1e701f8a421b7a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b127653632209a8276712e2c4f7f988d7678536035c0e21d1e701f8a421b7a31", kill_on_drop: false }`
[INFO] [stdout] b127653632209a8276712e2c4f7f988d7678536035c0e21d1e701f8a421b7a31
