[INFO] fetching crate drop-bin 0.2.1...
[INFO] testing drop-bin-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate drop-bin 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate drop-bin 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drop-bin 0.2.1
[INFO] finished tweaking crates.io crate drop-bin 0.2.1
[INFO] tweaked toml for crates.io crate drop-bin 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defer-drop v1.0.1
[INFO] [stderr]   Downloaded try-mutex v0.3.0
[INFO] [stderr]   Downloaded try-rwlock v0.1.0
[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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa83affd74bffdbdbac9ea4803c308652bcbfd5398a22d427d2a2464357e2e4c
[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" "aa83affd74bffdbdbac9ea4803c308652bcbfd5398a22d427d2a2464357e2e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa83affd74bffdbdbac9ea4803c308652bcbfd5398a22d427d2a2464357e2e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa83affd74bffdbdbac9ea4803c308652bcbfd5398a22d427d2a2464357e2e4c", kill_on_drop: false }`
[INFO] [stdout] aa83affd74bffdbdbac9ea4803c308652bcbfd5398a22d427d2a2464357e2e4c
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fba33790550a66b2b4d21c10c6220a5bf248eaa7fd536b6a1c986af69fa96da6
[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" "fba33790550a66b2b4d21c10c6220a5bf248eaa7fd536b6a1c986af69fa96da6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling try-rwlock v0.1.0
[INFO] [stderr]    Compiling try-mutex v0.3.0
[INFO] [stderr]    Compiling drop-bin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "fba33790550a66b2b4d21c10c6220a5bf248eaa7fd536b6a1c986af69fa96da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba33790550a66b2b4d21c10c6220a5bf248eaa7fd536b6a1c986af69fa96da6", kill_on_drop: false }`
[INFO] [stdout] fba33790550a66b2b4d21c10c6220a5bf248eaa7fd536b6a1c986af69fa96da6
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 81e6f47f688b0e6d6ae21f342d4d0264a58fae662eb34105fbc3f3d74573ee92
[INFO] running `Command { std: "docker" "start" "-a" "81e6f47f688b0e6d6ae21f342d4d0264a58fae662eb34105fbc3f3d74573ee92", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling defer-drop v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling drop-bin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 47.71s
[INFO] running `Command { std: "docker" "inspect" "81e6f47f688b0e6d6ae21f342d4d0264a58fae662eb34105fbc3f3d74573ee92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e6f47f688b0e6d6ae21f342d4d0264a58fae662eb34105fbc3f3d74573ee92", kill_on_drop: false }`
[INFO] [stdout] 81e6f47f688b0e6d6ae21f342d4d0264a58fae662eb34105fbc3f3d74573ee92
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 551fdf95455d23d45dec8c47ab3b9e63393e25a8ee72786b56b5da98f4200916
[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" "551fdf95455d23d45dec8c47ab3b9e63393e25a8ee72786b56b5da98f4200916", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/drop_bin-a01400fbeb3ad583
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test concurrent_list::test_push ... ok
[INFO] [stdout] test concurrent_slice::test_empty ... ok
[INFO] [stdout] test concurrent_slice::test_push ... ok
[INFO] [stdout] test concurrent_vec::test ... ok
[INFO] [stdout] test inner::test_bin_zsts ... ok
[INFO] [stdout] test inner::test_bin ... ok
[INFO] [stdout] test test_thread_safe ... ok
[INFO] [stdout] test concurrent_list::test_thread_safe ... ok
[INFO] [stdout] test concurrent_list::test_null ... ok
[INFO] [stdout] test concurrent_list::test_pop ... ok
[INFO] [stdout] test concurrent_slice::test_thread_safe ... ok
[INFO] [stdout] test concurrent_vec::test_thread_safe ... ok
[INFO] [stdout] test inner::test_thread_safe ... ok
[INFO] [stdout] test test_clear ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests drop-bin
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "551fdf95455d23d45dec8c47ab3b9e63393e25a8ee72786b56b5da98f4200916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551fdf95455d23d45dec8c47ab3b9e63393e25a8ee72786b56b5da98f4200916", kill_on_drop: false }`
[INFO] [stdout] 551fdf95455d23d45dec8c47ab3b9e63393e25a8ee72786b56b5da98f4200916