[INFO] fetching crate smol_str 0.1.21...
[INFO] testing smol_str-0.1.21 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate smol_str 0.1.21 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate smol_str 0.1.21 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smol_str 0.1.21
[INFO] finished tweaking crates.io crate smol_str 0.1.21
[INFO] tweaked toml for crates.io crate smol_str 0.1.21 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 4d3eaa8097a3d0b157dfc2d3e2cb864c11e34a7ed1b2025166c2d4f84be3b6b7
[INFO] running `Command { std: "docker" "start" "-a" "4d3eaa8097a3d0b157dfc2d3e2cb864c11e34a7ed1b2025166c2d4f84be3b6b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d3eaa8097a3d0b157dfc2d3e2cb864c11e34a7ed1b2025166c2d4f84be3b6b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d3eaa8097a3d0b157dfc2d3e2cb864c11e34a7ed1b2025166c2d4f84be3b6b7", kill_on_drop: false }`
[INFO] [stdout] 4d3eaa8097a3d0b157dfc2d3e2cb864c11e34a7ed1b2025166c2d4f84be3b6b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] d7cb311137513c5c24c7da2a730f4c81f0a28c3b49b0d2077808c8c7828ea12d
[INFO] running `Command { std: "docker" "start" "-a" "d7cb311137513c5c24c7da2a730f4c81f0a28c3b49b0d2077808c8c7828ea12d", kill_on_drop: false }`
[INFO] [stderr]    Compiling smol_str v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "d7cb311137513c5c24c7da2a730f4c81f0a28c3b49b0d2077808c8c7828ea12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7cb311137513c5c24c7da2a730f4c81f0a28c3b49b0d2077808c8c7828ea12d", kill_on_drop: false }`
[INFO] [stdout] d7cb311137513c5c24c7da2a730f4c81f0a28c3b49b0d2077808c8c7828ea12d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--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] 919a19214bddee6fde151120bea1bed2b1b434ee14799ee62328d08a94249856
[INFO] running `Command { std: "docker" "start" "-a" "919a19214bddee6fde151120bea1bed2b1b434ee14799ee62328d08a94249856", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling smol_str v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.53s
[INFO] running `Command { std: "docker" "inspect" "919a19214bddee6fde151120bea1bed2b1b434ee14799ee62328d08a94249856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919a19214bddee6fde151120bea1bed2b1b434ee14799ee62328d08a94249856", kill_on_drop: false }`
[INFO] [stdout] 919a19214bddee6fde151120bea1bed2b1b434ee14799ee62328d08a94249856
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23dfb749380a1293b35f6c8de63ca608462e84e014ef8f4e0303492f69286962
[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" "23dfb749380a1293b35f6c8de63ca608462e84e014ef8f4e0303492f69286962", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smol_str-e2208fe8437ace81)
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-158b78dd4a2ee985)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test const_fn_ctor ... ok
[INFO] [stdout] test assert_traits ... ok
[INFO] [stdout] test old_const_fn_ctor ... ok
[INFO] [stdout] test serde_tests::test_serde_reader ... ok
[INFO] [stdout] test serde_tests::test_serde_struct ... ok
[INFO] [stdout] test serde_tests::test_serde_struct_reader ... ok
[INFO] [stdout] test conversions ... ok
[INFO] [stdout] test serde_tests::test_serde_hashmap_reader ... ok
[INFO] [stdout] test serde_tests::test_serde_hashmap ... ok
[INFO] [stdout] test serde_tests::test_serde ... ok
[INFO] [stdout] test test_search_in_hashmap ... ok
[INFO] [stdout] test serde_tests::test_serde_vec_reader ... ok
[INFO] [stdout] test serde_tests::test_serde_vec ... ok
[INFO] [stdout] test test_from_char_iterator ... ok
[INFO] [stdout] test smol_str_is_smol ... ok
[INFO] [stdout] test roundtrip_spaces ... ok
[INFO] [stdout] test roundtrip_newlines ... ok
[INFO] [stdout] test roundtrip_ws ... ok
[INFO] [stdout] test roundtrip ... ok
[INFO] [stdout] test from_string_iter ... ok
[INFO] [stdout] test from_str_iter ... ok
[INFO] [stderr]    Doc-tests smol_str
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.53s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "23dfb749380a1293b35f6c8de63ca608462e84e014ef8f4e0303492f69286962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23dfb749380a1293b35f6c8de63ca608462e84e014ef8f4e0303492f69286962", kill_on_drop: false }`
[INFO] [stdout] 23dfb749380a1293b35f6c8de63ca608462e84e014ef8f4e0303492f69286962