[INFO] fetching crate assert_tokens_eq 0.1.0...
[INFO] testing assert_tokens_eq-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate assert_tokens_eq 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate assert_tokens_eq 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert_tokens_eq 0.1.0
[INFO] finished tweaking crates.io crate assert_tokens_eq 0.1.0
[INFO] tweaked toml for crates.io crate assert_tokens_eq 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snafu-derive v0.4.4
[INFO] [stderr]   Downloaded snafu v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 42a0bb3f4dd096d261b47c08191cc9ef6d165ef961007d0133171449381fa29d
[INFO] running `Command { std: "docker" "start" "-a" "42a0bb3f4dd096d261b47c08191cc9ef6d165ef961007d0133171449381fa29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a0bb3f4dd096d261b47c08191cc9ef6d165ef961007d0133171449381fa29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a0bb3f4dd096d261b47c08191cc9ef6d165ef961007d0133171449381fa29d", kill_on_drop: false }`
[INFO] [stdout] 42a0bb3f4dd096d261b47c08191cc9ef6d165ef961007d0133171449381fa29d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4e3501af3c087b66552a1324bab0586b0e0d8ecc21a2ffd9ab63e183249696f
[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" "c4e3501af3c087b66552a1324bab0586b0e0d8ecc21a2ffd9ab63e183249696f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling snafu-derive v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling snafu v0.4.4
[INFO] [stderr]    Compiling assert_tokens_eq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.36s
[INFO] running `Command { std: "docker" "inspect" "c4e3501af3c087b66552a1324bab0586b0e0d8ecc21a2ffd9ab63e183249696f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e3501af3c087b66552a1324bab0586b0e0d8ecc21a2ffd9ab63e183249696f", kill_on_drop: false }`
[INFO] [stdout] c4e3501af3c087b66552a1324bab0586b0e0d8ecc21a2ffd9ab63e183249696f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 324a2e83c292e7988073b4b016393652367d706d76cdab4e9238910d3629ba78
[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" "324a2e83c292e7988073b4b016393652367d706d76cdab4e9238910d3629ba78", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_tokens_eq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "324a2e83c292e7988073b4b016393652367d706d76cdab4e9238910d3629ba78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324a2e83c292e7988073b4b016393652367d706d76cdab4e9238910d3629ba78", kill_on_drop: false }`
[INFO] [stdout] 324a2e83c292e7988073b4b016393652367d706d76cdab4e9238910d3629ba78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a22c4326e54c23c5cbffb85ccf8c94ba0d1a49a2773a0c5ba982294c1d4baf2
[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" "6a22c4326e54c23c5cbffb85ccf8c94ba0d1a49a2773a0c5ba982294c1d4baf2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assert_tokens_eq-fda540b98083a171
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test diff::test_format_replacement ... ok
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'beta-2021-01-01-x86_64-unknown-linux-gnu'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain beta-2021-01-01-x86_64-unknown-linux-gnu`
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'beta-2021-01-01-x86_64-unknown-linux-gnu'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain beta-2021-01-01-x86_64-unknown-linux-gnu`
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'beta-2021-01-01-x86_64-unknown-linux-gnu'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain beta-2021-01-01-x86_64-unknown-linux-gnu`
[INFO] [stdout] test test_cursed_code ... ok
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'beta-2021-01-01-x86_64-unknown-linux-gnu'
[INFO] [stdout] test test_le_diff ... FAILED
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain beta-2021-01-01-x86_64-unknown-linux-gnu`
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_le_diff stdout ----
[INFO] [stdout] note: test did not panic as expected
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_le_diff
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6a22c4326e54c23c5cbffb85ccf8c94ba0d1a49a2773a0c5ba982294c1d4baf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a22c4326e54c23c5cbffb85ccf8c94ba0d1a49a2773a0c5ba982294c1d4baf2", kill_on_drop: false }`
[INFO] [stdout] 6a22c4326e54c23c5cbffb85ccf8c94ba0d1a49a2773a0c5ba982294c1d4baf2