[INFO] fetching crate byte-pool 0.2.2...
[INFO] testing byte-pool-0.2.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate byte-pool 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate byte-pool 0.2.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byte-pool 0.2.2
[INFO] finished tweaking crates.io crate byte-pool 0.2.2
[INFO] tweaked toml for crates.io crate byte-pool 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0725bb8c74d48682cae10a3a20886c35ebc22a11613c1d6aa833fcecbd17bdfc
[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" "0725bb8c74d48682cae10a3a20886c35ebc22a11613c1d6aa833fcecbd17bdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0725bb8c74d48682cae10a3a20886c35ebc22a11613c1d6aa833fcecbd17bdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0725bb8c74d48682cae10a3a20886c35ebc22a11613c1d6aa833fcecbd17bdfc", kill_on_drop: false }`
[INFO] [stdout] 0725bb8c74d48682cae10a3a20886c35ebc22a11613c1d6aa833fcecbd17bdfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] adb44093d6ee7949f8acceb9d2983f63348b23c18e703d16c648889120d1115c
[INFO] running `Command { std: "docker" "start" "-a" "adb44093d6ee7949f8acceb9d2983f63348b23c18e703d16c648889120d1115c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling byte-pool v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "adb44093d6ee7949f8acceb9d2983f63348b23c18e703d16c648889120d1115c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb44093d6ee7949f8acceb9d2983f63348b23c18e703d16c648889120d1115c", kill_on_drop: false }`
[INFO] [stdout] adb44093d6ee7949f8acceb9d2983f63348b23c18e703d16c648889120d1115c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b2413bc1cb12166a0989b1f6cbe7dcf62ed1e21cd7c73fba2dd35d7a7745fc
[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" "94b2413bc1cb12166a0989b1f6cbe7dcf62ed1e21cd7c73fba2dd35d7a7745fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte-pool v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "94b2413bc1cb12166a0989b1f6cbe7dcf62ed1e21cd7c73fba2dd35d7a7745fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b2413bc1cb12166a0989b1f6cbe7dcf62ed1e21cd7c73fba2dd35d7a7745fc", kill_on_drop: false }`
[INFO] [stdout] 94b2413bc1cb12166a0989b1f6cbe7dcf62ed1e21cd7c73fba2dd35d7a7745fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3666469395c4255fb899237b52275d51203f07cfc127adc9dc29487fea44f11d
[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" "3666469395c4255fb899237b52275d51203f07cfc127adc9dc29487fea44f11d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/byte_pool-9cb2fc3009704d13
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test pool::tests::realloc ... ok
[INFO] [stdout] test pool::tests::multi_thread ... ok
[INFO] [stdout] test pool::tests::basics_hash_map ... ok
[INFO] [stdout] test pool::tests::basics_vec_usize ... ok
[INFO] [stderr]    Doc-tests byte-pool
[INFO] [stdout] test pool::tests::basics_vec_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3666469395c4255fb899237b52275d51203f07cfc127adc9dc29487fea44f11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3666469395c4255fb899237b52275d51203f07cfc127adc9dc29487fea44f11d", kill_on_drop: false }`
[INFO] [stdout] 3666469395c4255fb899237b52275d51203f07cfc127adc9dc29487fea44f11d