[INFO] fetching crate russell_chk 0.2.1...
[INFO] testing russell_chk-0.2.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate russell_chk 0.2.1 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate russell_chk 0.2.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate russell_chk 0.2.1
[INFO] finished tweaking crates.io crate russell_chk 0.2.1
[INFO] tweaked toml for crates.io crate russell_chk 0.2.1 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 991b5149aa0dcf5fe646ec4d5ef5ecf28f96c8e2bb203ef9dc5c443b96ef7f5b
[INFO] running `Command { std: "docker" "start" "-a" "991b5149aa0dcf5fe646ec4d5ef5ecf28f96c8e2bb203ef9dc5c443b96ef7f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "991b5149aa0dcf5fe646ec4d5ef5ecf28f96c8e2bb203ef9dc5c443b96ef7f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "991b5149aa0dcf5fe646ec4d5ef5ecf28f96c8e2bb203ef9dc5c443b96ef7f5b", kill_on_drop: false }`
[INFO] [stdout] 991b5149aa0dcf5fe646ec4d5ef5ecf28f96c8e2bb203ef9dc5c443b96ef7f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebfe56557ba4eb0d72f48dc02a0b93cc669ced578e55872b260def69f488bccc
[INFO] running `Command { std: "docker" "start" "-a" "ebfe56557ba4eb0d72f48dc02a0b93cc669ced578e55872b260def69f488bccc", kill_on_drop: false }`
[INFO] [stderr]    Compiling russell_chk v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "ebfe56557ba4eb0d72f48dc02a0b93cc669ced578e55872b260def69f488bccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebfe56557ba4eb0d72f48dc02a0b93cc669ced578e55872b260def69f488bccc", kill_on_drop: false }`
[INFO] [stdout] ebfe56557ba4eb0d72f48dc02a0b93cc669ced578e55872b260def69f488bccc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de11ac56291503779f5ef95a4316be70444a051a858368ec662a28874b5e85d1
[INFO] running `Command { std: "docker" "start" "-a" "de11ac56291503779f5ef95a4316be70444a051a858368ec662a28874b5e85d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling russell_chk v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/russell_chk-a96f1cc36c56e984)
[INFO] running `Command { std: "docker" "inspect" "de11ac56291503779f5ef95a4316be70444a051a858368ec662a28874b5e85d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de11ac56291503779f5ef95a4316be70444a051a858368ec662a28874b5e85d1", kill_on_drop: false }`
[INFO] [stdout] de11ac56291503779f5ef95a4316be70444a051a858368ec662a28874b5e85d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4ba9b87545494b4c489270967d50a36b78ff025f2470886b1c95a65062a2fc2
[INFO] running `Command { std: "docker" "start" "-a" "b4ba9b87545494b4c489270967d50a36b78ff025f2470886b1c95a65062a2fc2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/russell_chk-a96f1cc36c56e984)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test assert_approx_eq::tests::accepts_approx_equal_values ... ok
[INFO] [stdout] test assert_approx_eq::tests::accepts_approx_equal_values_f32 ... ok
[INFO] [stdout] test assert_deriv_approx_eq::tests::accepts_approx_equal_deriv ... ok
[INFO] [stdout] test assert_vec_approx_eq::tests::accepts_approx_equal_values ... ok
[INFO] [stdout] test assert_vec_approx_eq::tests::accepts_approx_equal_values_f32 ... ok
[INFO] [stdout] test num_deriv::tests::deriv_and_errors_central5_works ... ok
[INFO] [stdout] test num_deriv::tests::deriv_central5_works ... ok
[INFO] [stdout] test assert_approx_eq::tests::panics_on_different_values - should panic ... ok
[INFO] [stdout] test assert_approx_eq::tests::panics_on_different_values_f32 - should panic ... ok
[INFO] [stdout] test assert_deriv_approx_eq::tests::panics_on_different_deriv - should panic ... ok
[INFO] [stdout] test assert_vec_approx_eq::tests::panics_on_different_lengths - should panic ... ok
[INFO] [stdout] test assert_vec_approx_eq::tests::panics_on_different_lengths_f32 - should panic ... ok
[INFO] [stdout] test assert_vec_approx_eq::tests::panics_on_different_values - should panic ... ok
[INFO] [stdout] test assert_vec_approx_eq::tests::panics_on_different_values_f32 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests russell_chk
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/num_deriv.rs - num_deriv::deriv_and_errors_central5 (line 29) ... ok
[INFO] [stdout] test src/num_deriv.rs - num_deriv::deriv_central5 (line 84) ... ok
[INFO] [stdout] test src/assert_deriv_approx_eq.rs - assert_deriv_approx_eq::assert_deriv_approx_eq (line 14) ... ok
[INFO] [stdout] test src/assert_approx_eq.rs - assert_approx_eq::assert_approx_eq (line 13) ... ok
[INFO] [stdout] test src/assert_approx_eq.rs - assert_approx_eq::assert_approx_eq (line 24) ... ok
[INFO] [stdout] test src/lib.rs - test_readme (line 84) ... ok
[INFO] [stdout] test src/assert_vec_approx_eq.rs - assert_vec_approx_eq::assert_vec_approx_eq (line 17) ... ok
[INFO] [stdout] test src/lib.rs - test_readme (line 97) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - test_readme (line 70) ... ok
[INFO] [stdout] test src/assert_deriv_approx_eq.rs - assert_deriv_approx_eq::assert_deriv_approx_eq (line 28) ... ok
[INFO] [stdout] test src/assert_vec_approx_eq.rs - assert_vec_approx_eq::assert_vec_approx_eq (line 28) ... ok
[INFO] [stdout] test src/assert_vec_approx_eq.rs - assert_vec_approx_eq::assert_vec_approx_eq (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4ba9b87545494b4c489270967d50a36b78ff025f2470886b1c95a65062a2fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ba9b87545494b4c489270967d50a36b78ff025f2470886b1c95a65062a2fc2", kill_on_drop: false }`
[INFO] [stdout] b4ba9b87545494b4c489270967d50a36b78ff025f2470886b1c95a65062a2fc2