[INFO] fetching crate simple-symbol 3.0.0...
[INFO] testing simple-symbol-3.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate simple-symbol 3.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate simple-symbol 3.0.0 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 simple-symbol 3.0.0
[INFO] finished tweaking crates.io crate simple-symbol 3.0.0
[INFO] tweaked toml for crates.io crate simple-symbol 3.0.0 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d6f54fe437a7d4184789ad4eb6889f0de066e9ba6f4bb9434466953bca0ee7e
[INFO] running `Command { std: "docker" "start" "-a" "2d6f54fe437a7d4184789ad4eb6889f0de066e9ba6f4bb9434466953bca0ee7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d6f54fe437a7d4184789ad4eb6889f0de066e9ba6f4bb9434466953bca0ee7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d6f54fe437a7d4184789ad4eb6889f0de066e9ba6f4bb9434466953bca0ee7e", kill_on_drop: false }`
[INFO] [stdout] 2d6f54fe437a7d4184789ad4eb6889f0de066e9ba6f4bb9434466953bca0ee7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 69b72c03c2aaf01ce405502eeb619bd2aaa6efd9263c165f556a30d7a47fd3cd
[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" "69b72c03c2aaf01ce405502eeb619bd2aaa6efd9263c165f556a30d7a47fd3cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-symbol v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "69b72c03c2aaf01ce405502eeb619bd2aaa6efd9263c165f556a30d7a47fd3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69b72c03c2aaf01ce405502eeb619bd2aaa6efd9263c165f556a30d7a47fd3cd", kill_on_drop: false }`
[INFO] [stdout] 69b72c03c2aaf01ce405502eeb619bd2aaa6efd9263c165f556a30d7a47fd3cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] a20ea4d625cb61e336e8b008de2c8a58a7fffc5d2ce1d0795e9b6a864f25e818
[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" "a20ea4d625cb61e336e8b008de2c8a58a7fffc5d2ce1d0795e9b6a864f25e818", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-symbol v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "a20ea4d625cb61e336e8b008de2c8a58a7fffc5d2ce1d0795e9b6a864f25e818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20ea4d625cb61e336e8b008de2c8a58a7fffc5d2ce1d0795e9b6a864f25e818", kill_on_drop: false }`
[INFO] [stdout] a20ea4d625cb61e336e8b008de2c8a58a7fffc5d2ce1d0795e9b6a864f25e818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 91f6ca66e74e2844808b1ea9fb6a256d3ad7bacd8c6a70c099b4776b5bcd1a53
[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" "91f6ca66e74e2844808b1ea9fb6a256d3ad7bacd8c6a70c099b4776b5bcd1a53", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_symbol-87c8d6974379ea0c
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_same ... ok
[INFO] [stdout] test tests::test_resolve ... ok
[INFO] [stdout] test tests::test_case ... ok
[INFO] [stdout] test tests::test_different ... ok
[INFO] [stdout] test tests::test_display ... ok
[INFO] [stdout] test tests::test_debug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-symbol
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Symbol (line 32) ... 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" "91f6ca66e74e2844808b1ea9fb6a256d3ad7bacd8c6a70c099b4776b5bcd1a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f6ca66e74e2844808b1ea9fb6a256d3ad7bacd8c6a70c099b4776b5bcd1a53", kill_on_drop: false }`
[INFO] [stdout] 91f6ca66e74e2844808b1ea9fb6a256d3ad7bacd8c6a70c099b4776b5bcd1a53