[INFO] fetching crate thin_str 0.1.0...
[INFO] testing thin_str-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate thin_str 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate thin_str 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 thin_str 0.1.0
[INFO] finished tweaking crates.io crate thin_str 0.1.0
[INFO] tweaked toml for crates.io crate thin_str 0.1.0 written to /workspace/builds/worker-1/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66353e8b05ab986d3f7fbab955434ab7d238bedf57b5796919b7c66e46d24f2a
[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" "66353e8b05ab986d3f7fbab955434ab7d238bedf57b5796919b7c66e46d24f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66353e8b05ab986d3f7fbab955434ab7d238bedf57b5796919b7c66e46d24f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66353e8b05ab986d3f7fbab955434ab7d238bedf57b5796919b7c66e46d24f2a", kill_on_drop: false }`
[INFO] [stdout] 66353e8b05ab986d3f7fbab955434ab7d238bedf57b5796919b7c66e46d24f2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] 184c56befa92f686f9538247f2d5a4d16f3560a0c9bdb0682d238a27b7fd3d9f
[INFO] running `Command { std: "docker" "start" "-a" "184c56befa92f686f9538247f2d5a4d16f3560a0c9bdb0682d238a27b7fd3d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling thin_str v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "184c56befa92f686f9538247f2d5a4d16f3560a0c9bdb0682d238a27b7fd3d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184c56befa92f686f9538247f2d5a4d16f3560a0c9bdb0682d238a27b7fd3d9f", kill_on_drop: false }`
[INFO] [stdout] 184c56befa92f686f9538247f2d5a4d16f3560a0c9bdb0682d238a27b7fd3d9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfc95d25731cd9a87d17eda11d608aae48439914dd57a82c29b6ee17cb781625
[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" "bfc95d25731cd9a87d17eda11d608aae48439914dd57a82c29b6ee17cb781625", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.118
[INFO] [stderr]    Compiling thin_str v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "bfc95d25731cd9a87d17eda11d608aae48439914dd57a82c29b6ee17cb781625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc95d25731cd9a87d17eda11d608aae48439914dd57a82c29b6ee17cb781625", kill_on_drop: false }`
[INFO] [stdout] bfc95d25731cd9a87d17eda11d608aae48439914dd57a82c29b6ee17cb781625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 28e491321484f0a61dc0e7680113109eb5aaf5f9395924f3006ce927a958e5f1
[INFO] running `Command { std: "docker" "start" "-a" "28e491321484f0a61dc0e7680113109eb5aaf5f9395924f3006ce927a958e5f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/thin_str-9bf3c6a67ae913ad
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_create ... ok
[INFO] [stdout] test test::test_indexing ... ok
[INFO] [stdout] test test::test_ord ... ok
[INFO] [stdout] test test::test_thinness ... ok
[INFO] [stdout] test test::test_fmt_conv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thin_str
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ThinStr (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28e491321484f0a61dc0e7680113109eb5aaf5f9395924f3006ce927a958e5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e491321484f0a61dc0e7680113109eb5aaf5f9395924f3006ce927a958e5f1", kill_on_drop: false }`
[INFO] [stdout] 28e491321484f0a61dc0e7680113109eb5aaf5f9395924f3006ce927a958e5f1