[INFO] fetching crate assert-not-modified 1.0.0...
[INFO] testing assert-not-modified-1.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate assert-not-modified 1.0.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate assert-not-modified 1.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert-not-modified 1.0.0
[INFO] finished tweaking crates.io crate assert-not-modified 1.0.0
[INFO] tweaked toml for crates.io crate assert-not-modified 1.0.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fce4faf889d2ea4b9d37e64424c47ca21e35feb3e9d7bca5365875cadf31507
[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" "0fce4faf889d2ea4b9d37e64424c47ca21e35feb3e9d7bca5365875cadf31507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fce4faf889d2ea4b9d37e64424c47ca21e35feb3e9d7bca5365875cadf31507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fce4faf889d2ea4b9d37e64424c47ca21e35feb3e9d7bca5365875cadf31507", kill_on_drop: false }`
[INFO] [stdout] 0fce4faf889d2ea4b9d37e64424c47ca21e35feb3e9d7bca5365875cadf31507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 650c0e690103f995b794c40b60b5a0d3c688f074cef3a2d2f0d9e5ca96f58e13
[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" "650c0e690103f995b794c40b60b5a0d3c688f074cef3a2d2f0d9e5ca96f58e13", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert-not-modified v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "650c0e690103f995b794c40b60b5a0d3c688f074cef3a2d2f0d9e5ca96f58e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "650c0e690103f995b794c40b60b5a0d3c688f074cef3a2d2f0d9e5ca96f58e13", kill_on_drop: false }`
[INFO] [stdout] 650c0e690103f995b794c40b60b5a0d3c688f074cef3a2d2f0d9e5ca96f58e13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e1ac2a0a84ebbfd4b4fccbbb748c2db9488c9421d4b0d8b6c7d94929942f3aa
[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" "6e1ac2a0a84ebbfd4b4fccbbb748c2db9488c9421d4b0d8b6c7d94929942f3aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert-not-modified v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "6e1ac2a0a84ebbfd4b4fccbbb748c2db9488c9421d4b0d8b6c7d94929942f3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1ac2a0a84ebbfd4b4fccbbb748c2db9488c9421d4b0d8b6c7d94929942f3aa", kill_on_drop: false }`
[INFO] [stdout] 6e1ac2a0a84ebbfd4b4fccbbb748c2db9488c9421d4b0d8b6c7d94929942f3aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffb60a0953185496d24bda15825333b6e233c009a9ac7acc5361df11a9eb1d79
[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" "ffb60a0953185496d24bda15825333b6e233c009a9ac7acc5361df11a9eb1d79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assert_not_modified-e73a84eab8284b03
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_should_not_modify_data_does_not_panic ... ok
[INFO] [stderr]    Doc-tests assert-not-modified
[INFO] [stdout] test tests::test_should_not_modify_data_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - assert_not_modified (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ffb60a0953185496d24bda15825333b6e233c009a9ac7acc5361df11a9eb1d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb60a0953185496d24bda15825333b6e233c009a9ac7acc5361df11a9eb1d79", kill_on_drop: false }`
[INFO] [stdout] ffb60a0953185496d24bda15825333b6e233c009a9ac7acc5361df11a9eb1d79