[INFO] fetching crate magnetic 2.5.2...
[INFO] testing magnetic-2.5.2 against 1.97.0-beta.6 for beta-1.98-1
[INFO] extracting crate magnetic 2.5.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate magnetic 2.5.2
[INFO] finished tweaking crates.io crate magnetic 2.5.2
[INFO] tweaked toml for crates.io crate magnetic 2.5.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate magnetic 2.5.2 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate magnetic 2.5.2 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon v1.11.0
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1
[INFO] running `Command { std: "docker" "start" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling magnetic v2.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling magnetic v2.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.67s
[INFO] running `Command { std: "docker" "inspect" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/magnetic-c515d8e11b71ba6e)
[INFO] [stdout] running 23 tests
[INFO] [stdout] test buffer::array::test::array_buf ... ok
[INFO] [stdout] test buffer::array::test::bad_buf ... ok
[INFO] [stdout] test buffer::dynamic::test::dynamic_buf_p2 ... ok
[INFO] [stdout] test mpmc::test::disconnect ... ok
[INFO] [stdout] test mpmc::test::one_thread ... ok
[INFO] [stdout] test buffer::dynamic::test::p2_buf ... ok
[INFO] [stdout] test mpsc::test::disconnect ... ok
[INFO] [stdout] test mpmc::test::two_thread_seq ... ok
[INFO] [stdout] test buffer::dynamic::test::dynamic_buf ... ok
[INFO] [stdout] test mpsc::test::one_thread ... ok
[INFO] [stdout] test spmc::test::disconnect ... ok
[INFO] [stdout] test buffer::dynamic::test::bad_buf ... ok
[INFO] [stdout] test spsc::test::disconnect ... ok
[INFO] [stdout] test spsc::test::producer_and_consumer_implement_send ... ok
[INFO] [stdout] test spsc::test::one_thread ... ok
[INFO] [stdout] test spmc::test::two_thread_seq ... ok
[INFO] [stdout] test mpsc::test::two_thread_seq ... ok
[INFO] [stdout] test spmc::test::one_thread ... ok
[INFO] [stdout] test spsc::test::two_thread_seq ... ok
[INFO] [stdout] test mpmc::test::four_thread_par has been running for over 60 seconds
[INFO] [stdout] test mpsc::test::four_thread_par has been running for over 60 seconds
[INFO] [stdout] test spmc::test::four_thread_par has been running for over 60 seconds
[INFO] [stdout] test spsc::test::two_thread_par has been running for over 60 seconds
[INFO] [stdout] test spsc::test::two_thread_par ... ok
[INFO] [stdout] test mpmc::test::four_thread_par ... ok
[INFO] [stdout] test spmc::test::four_thread_par ... ok
[INFO] [stdout] test mpsc::test::four_thread_par ... ok
[INFO] [stderr]    Doc-tests magnetic
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 341.43s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/mpmc.rs - mpmc::mpmc_queue (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/mpsc.rs - mpsc::mpsc_queue (line 55) ... ok
[INFO] [stdout] test src/spsc.rs - spsc::spsc_queue (line 44) ... ok
[INFO] [stdout] test src/spmc.rs - spmc::spmc_queue (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1", kill_on_drop: false }`
[INFO] [stdout] 92eafbb2773c4b96ca1fa5975a12bc79cc3b026eeb3b375d2d08cc08f8254ef1
