[INFO] fetching crate smallstr 0.3.1...
[INFO] testing smallstr-0.3.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate smallstr 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate smallstr 0.3.1
[INFO] finished tweaking crates.io crate smallstr 0.3.1
[INFO] tweaked toml for crates.io crate smallstr 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smallstr 0.3.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smallstr 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4de7a676cca2a1d1a5a8a204cda7a13fcf81933c111fa76860bf54c949d8f028
[INFO] running `Command { std: "docker" "start" "-a" "4de7a676cca2a1d1a5a8a204cda7a13fcf81933c111fa76860bf54c949d8f028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4de7a676cca2a1d1a5a8a204cda7a13fcf81933c111fa76860bf54c949d8f028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de7a676cca2a1d1a5a8a204cda7a13fcf81933c111fa76860bf54c949d8f028", kill_on_drop: false }`
[INFO] [stdout] 4de7a676cca2a1d1a5a8a204cda7a13fcf81933c111fa76860bf54c949d8f028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29e35f70a82c9f9a9cc0922e25946f316f16a2a193854a4c081ceceb63d6ef2c
[INFO] running `Command { std: "docker" "start" "-a" "29e35f70a82c9f9a9cc0922e25946f316f16a2a193854a4c081ceceb63d6ef2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling smallstr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "29e35f70a82c9f9a9cc0922e25946f316f16a2a193854a4c081ceceb63d6ef2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e35f70a82c9f9a9cc0922e25946f316f16a2a193854a4c081ceceb63d6ef2c", kill_on_drop: false }`
[INFO] [stdout] 29e35f70a82c9f9a9cc0922e25946f316f16a2a193854a4c081ceceb63d6ef2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0770bd4653fb2f849cc28e1d74fddd042ef38aa15221c67c9402130ecd251005
[INFO] running `Command { std: "docker" "start" "-a" "0770bd4653fb2f849cc28e1d74fddd042ef38aa15221c67c9402130ecd251005", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling smallstr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "0770bd4653fb2f849cc28e1d74fddd042ef38aa15221c67c9402130ecd251005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0770bd4653fb2f849cc28e1d74fddd042ef38aa15221c67c9402130ecd251005", kill_on_drop: false }`
[INFO] [stdout] 0770bd4653fb2f849cc28e1d74fddd042ef38aa15221c67c9402130ecd251005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1912b105ec86d98d18cca6d5267007c370aa6e4ca0d9f7e702b6d71598ecf6f4
[INFO] running `Command { std: "docker" "start" "-a" "1912b105ec86d98d18cca6d5267007c370aa6e4ca0d9f7e702b6d71598ecf6f4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smallstr-1130637c09394fb3)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test string::test::test_drain ... ok
[INFO] [stdout] test string::test::test_drain_range_rev ... ok
[INFO] [stdout] test string::test::test_drain_range ... ok
[INFO] [stdout] test string::test::test_eq ... ok
[INFO] [stdout] test string::test::test_from_str ... ok
[INFO] [stdout] test string::test::test_insert ... ok
[INFO] [stdout] test string::test::test_into_string ... ok
[INFO] [stdout] test string::test::test_pop ... ok
[INFO] [stdout] test string::test::test_from_buf ... ok
[INFO] [stdout] test string::test::test_to_string ... ok
[INFO] [stdout] test string::test::test_remove ... ok
[INFO] [stdout] test string::test::test_retain ... ok
[INFO] [stdout] test string::test::test_truncate ... ok
[INFO] [stdout] test string::test::test_write ... ok
[INFO] [stdout] test string::test::test_drain_rev ... ok
[INFO] [stdout] test string::test::test_insert_panic - should panic ... ok
[INFO] [stdout] test string::test::test_remove_panic_0 - should panic ... ok
[INFO] [stdout] test string::test::test_remove_panic_1 - should panic ... ok
[INFO] [stderr]    Doc-tests smallstr
[INFO] [stdout] test string::test::test_truncate_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/string.rs - string::SmallString<A>::push (line 178) ... ok
[INFO] [stdout] test src/string.rs - string::SmallString<A>::push_str (line 199) ... ok
[INFO] [stdout] test src/string.rs - string::SmallString<A>::drain_range (line 155) ... ok
[INFO] [stdout] test src/string.rs - string::SmallString<A>::retain (line 407) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1912b105ec86d98d18cca6d5267007c370aa6e4ca0d9f7e702b6d71598ecf6f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1912b105ec86d98d18cca6d5267007c370aa6e4ca0d9f7e702b6d71598ecf6f4", kill_on_drop: false }`
[INFO] [stdout] 1912b105ec86d98d18cca6d5267007c370aa6e4ca0d9f7e702b6d71598ecf6f4