[INFO] fetching crate smallstr 0.2.0...
[INFO] testing smallstr-0.2.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate smallstr 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate smallstr 0.2.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smallstr 0.2.0
[INFO] finished tweaking crates.io crate smallstr 0.2.0
[INFO] tweaked toml for crates.io crate smallstr 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b77e06f3b4f78990e68bfddb525458bdaec610d3b04f801138f9dd85bc0c1254
[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" "b77e06f3b4f78990e68bfddb525458bdaec610d3b04f801138f9dd85bc0c1254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b77e06f3b4f78990e68bfddb525458bdaec610d3b04f801138f9dd85bc0c1254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77e06f3b4f78990e68bfddb525458bdaec610d3b04f801138f9dd85bc0c1254", kill_on_drop: false }`
[INFO] [stdout] b77e06f3b4f78990e68bfddb525458bdaec610d3b04f801138f9dd85bc0c1254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 012c1cacf5029f2da486a94bcd40ed6a2d0becb414b64070f0dd6e67a5cab5ad
[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" "012c1cacf5029f2da486a94bcd40ed6a2d0becb414b64070f0dd6e67a5cab5ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallstr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "012c1cacf5029f2da486a94bcd40ed6a2d0becb414b64070f0dd6e67a5cab5ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "012c1cacf5029f2da486a94bcd40ed6a2d0becb414b64070f0dd6e67a5cab5ad", kill_on_drop: false }`
[INFO] [stdout] 012c1cacf5029f2da486a94bcd40ed6a2d0becb414b64070f0dd6e67a5cab5ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 159acc6ac71dcef307b3ff2a366a6b197c70029a0bf282cd3a25aefeed351027
[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" "159acc6ac71dcef307b3ff2a366a6b197c70029a0bf282cd3a25aefeed351027", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallstr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "159acc6ac71dcef307b3ff2a366a6b197c70029a0bf282cd3a25aefeed351027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159acc6ac71dcef307b3ff2a366a6b197c70029a0bf282cd3a25aefeed351027", kill_on_drop: false }`
[INFO] [stdout] 159acc6ac71dcef307b3ff2a366a6b197c70029a0bf282cd3a25aefeed351027
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4be7eec74e4a867b58ccfc2b93cc7491db20e743bd4eb3e9889b4170cc3ad47
[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" "f4be7eec74e4a867b58ccfc2b93cc7491db20e743bd4eb3e9889b4170cc3ad47", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smallstr-20ca25d386ec1798
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test string::test::test_drain ... ok
[INFO] [stdout] test string::test::test_drain_rev ... ok
[INFO] [stdout] test string::test::test_retain ... ok
[INFO] [stdout] test string::test::test_to_string ... ok
[INFO] [stdout] test string::test::test_truncate ... ok
[INFO] [stdout] test string::test::test_remove ... ok
[INFO] [stdout] test string::test::test_insert ... ok
[INFO] [stdout] test string::test::test_from_buf ... ok
[INFO] [stdout] test string::test::test_write ... ok
[INFO] [stdout] test string::test::test_eq ... ok
[INFO] [stdout] test string::test::test_pop ... ok
[INFO] [stdout] test string::test::test_into_string ... ok
[INFO] [stdout] test string::test::test_insert_panic ... ok
[INFO] [stdout] test string::test::test_remove_panic_1 ... ok
[INFO] [stdout] test string::test::test_truncate_panic ... ok
[INFO] [stdout] test string::test::test_remove_panic_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smallstr
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/string.rs - string::SmallString<A>::push_str (line 176) ... ok
[INFO] [stdout] test src/string.rs - string::SmallString<A>::push (line 155) ... ok
[INFO] [stdout] test src/string.rs - string::SmallString<A>::retain (line 369) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f4be7eec74e4a867b58ccfc2b93cc7491db20e743bd4eb3e9889b4170cc3ad47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4be7eec74e4a867b58ccfc2b93cc7491db20e743bd4eb3e9889b4170cc3ad47", kill_on_drop: false }`
[INFO] [stdout] f4be7eec74e4a867b58ccfc2b93cc7491db20e743bd4eb3e9889b4170cc3ad47