[INFO] fetching crate qstring 0.7.2...
[INFO] testing qstring-0.7.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate qstring 0.7.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate qstring 0.7.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qstring 0.7.2
[INFO] finished tweaking crates.io crate qstring 0.7.2
[INFO] tweaked toml for crates.io crate qstring 0.7.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2395d09bd1a878148ef433c8e4b4280c57908686a0c0214356c3bab50f95aa8
[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" "f2395d09bd1a878148ef433c8e4b4280c57908686a0c0214356c3bab50f95aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2395d09bd1a878148ef433c8e4b4280c57908686a0c0214356c3bab50f95aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2395d09bd1a878148ef433c8e4b4280c57908686a0c0214356c3bab50f95aa8", kill_on_drop: false }`
[INFO] [stdout] f2395d09bd1a878148ef433c8e4b4280c57908686a0c0214356c3bab50f95aa8
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63aa2d3ede214f7d020538326bcc95f2060001b2050f75c007ce6af79f1e634f
[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" "63aa2d3ede214f7d020538326bcc95f2060001b2050f75c007ce6af79f1e634f", kill_on_drop: false }`
[INFO] [stderr]    Compiling qstring v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "63aa2d3ede214f7d020538326bcc95f2060001b2050f75c007ce6af79f1e634f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63aa2d3ede214f7d020538326bcc95f2060001b2050f75c007ce6af79f1e634f", kill_on_drop: false }`
[INFO] [stdout] 63aa2d3ede214f7d020538326bcc95f2060001b2050f75c007ce6af79f1e634f
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d3710b69208d9b76e71aee40b16eab2e1ff28242bc9060034ec113a94ea03cd
[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" "1d3710b69208d9b76e71aee40b16eab2e1ff28242bc9060034ec113a94ea03cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling qstring v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "1d3710b69208d9b76e71aee40b16eab2e1ff28242bc9060034ec113a94ea03cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3710b69208d9b76e71aee40b16eab2e1ff28242bc9060034ec113a94ea03cd", kill_on_drop: false }`
[INFO] [stdout] 1d3710b69208d9b76e71aee40b16eab2e1ff28242bc9060034ec113a94ea03cd
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94b859bf05ad12ea3a033dcf4a1fe031218f5d9d31b916df383ca3c5df182524
[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" "94b859bf05ad12ea3a033dcf4a1fe031218f5d9d31b916df383ca3c5df182524", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 31 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qstring-0155c41311025797)
[INFO] [stdout] test tests::a_is_1 ... ok
[INFO] [stdout] test tests::a_is_10 ... ok
[INFO] [stdout] test tests::a_is_8 ... ok
[INFO] [stdout] test tests::ac_is_4 ... ok
[INFO] [stderr]    Doc-tests qstring
[INFO] [stdout] test tests::ac_is_5 ... ok
[INFO] [stdout] test tests::a_is_4 ... ok
[INFO] [stdout] test tests::a_is_5 ... ok
[INFO] [stdout] test tests::a_is_6 ... ok
[INFO] [stdout] test tests::a_is_9 ... ok
[INFO] [stdout] test tests::a_is_7 ... ok
[INFO] [stdout] test tests::a_is_11 ... ok
[INFO] [stdout] test tests::a_is_eq_1 ... ok
[INFO] [stdout] test tests::ac_is_1 ... ok
[INFO] [stdout] test tests::ac_is_2 ... ok
[INFO] [stdout] test tests::ac_is_6 ... ok
[INFO] [stdout] test tests::ac_is_7 ... ok
[INFO] [stdout] test tests::a_is_2 ... ok
[INFO] [stdout] test tests::ac_is_3 ... ok
[INFO] [stdout] test tests::a_is_3 ... ok
[INFO] [stdout] test tests::empty_4 ... ok
[INFO] [stdout] test tests::empty_3 ... ok
[INFO] [stdout] test tests::empty_2 ... ok
[INFO] [stdout] test tests::empty_5 ... ok
[INFO] [stdout] test tests::is_q_2 ... ok
[INFO] [stdout] test tests::encode_amp ... ok
[INFO] [stdout] test tests::is_q_4 ... ok
[INFO] [stdout] test tests::amps_in_a_row ... ok
[INFO] [stdout] test tests::empty_6 ... ok
[INFO] [stdout] test tests::is_q_1 ... ok
[INFO] [stdout] test tests::empty_1 ... ok
[INFO] [stdout] test tests::is_q_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - QString::from (line 205) ... ok
[INFO] [stdout] test src/lib.rs - QString::add_str (line 176) ... ok
[INFO] [stdout] test src/lib.rs - QString::into_pairs (line 108) ... ok
[INFO] [stdout] test src/lib.rs - QString::has (line 78) ... ok
[INFO] [stdout] test src/lib.rs - QString (line 12) ... ok
[INFO] [stdout] test src/lib.rs - QString (line 20) ... ok
[INFO] [stdout] test src/lib.rs - QString::new (line 56) ... ok
[INFO] [stdout] test src/lib.rs - QString::get (line 91) ... ok
[INFO] [stdout] test src/lib.rs - QString (line 28) ... ok
[INFO] [stdout] test src/lib.rs - QString::add_pair (line 158) ... ok
[INFO] [stdout] test src/lib.rs - QString::to_pairs (line 133) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94b859bf05ad12ea3a033dcf4a1fe031218f5d9d31b916df383ca3c5df182524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b859bf05ad12ea3a033dcf4a1fe031218f5d9d31b916df383ca3c5df182524", kill_on_drop: false }`
[INFO] [stdout] 94b859bf05ad12ea3a033dcf4a1fe031218f5d9d31b916df383ca3c5df182524