[INFO] fetching crate tape 0.5.1...
[INFO] testing tape-0.5.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tape 0.5.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tape 0.5.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tape 0.5.1
[INFO] finished tweaking crates.io crate tape 0.5.1
[INFO] tweaked toml for crates.io crate tape 0.5.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87e3a0be564bd64358a8950b32dcb0c848ef458ab0bcf80b43ad5e7946da965a
[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" "87e3a0be564bd64358a8950b32dcb0c848ef458ab0bcf80b43ad5e7946da965a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87e3a0be564bd64358a8950b32dcb0c848ef458ab0bcf80b43ad5e7946da965a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e3a0be564bd64358a8950b32dcb0c848ef458ab0bcf80b43ad5e7946da965a", kill_on_drop: false }`
[INFO] [stdout] 87e3a0be564bd64358a8950b32dcb0c848ef458ab0bcf80b43ad5e7946da965a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd7e095f1cc4b1c87af8260117190f8c5bbbf00e61603a1262880d262fc3e7a2
[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" "fd7e095f1cc4b1c87af8260117190f8c5bbbf00e61603a1262880d262fc3e7a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling tar-sys v0.3.0
[INFO] [stderr]    Compiling tape v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / lazy_static! {
[INFO] [stdout] 26 | |     // libtar is not thread safe.
[INFO] [stdout] 27 | |     static ref MUTEX: Mutex<isize> = Mutex::new(0);
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.34s
[INFO] running `Command { std: "docker" "inspect" "fd7e095f1cc4b1c87af8260117190f8c5bbbf00e61603a1262880d262fc3e7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7e095f1cc4b1c87af8260117190f8c5bbbf00e61603a1262880d262fc3e7a2", kill_on_drop: false }`
[INFO] [stdout] fd7e095f1cc4b1c87af8260117190f8c5bbbf00e61603a1262880d262fc3e7a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2953b457e96a293b4504dc8ef5fb250856b10f9783f1e3afe2a9a6f4194dc9a
[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" "a2953b457e96a293b4504dc8ef5fb250856b10f9783f1e3afe2a9a6f4194dc9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling random v0.12.2
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / lazy_static! {
[INFO] [stdout] 26 | |     // libtar is not thread safe.
[INFO] [stdout] 27 | |     static ref MUTEX: Mutex<isize> = Mutex::new(0);
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling temporary v0.6.3
[INFO] [stderr]    Compiling tape v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / lazy_static! {
[INFO] [stdout] 26 | |     // libtar is not thread safe.
[INFO] [stdout] 27 | |     static ref MUTEX: Mutex<isize> = Mutex::new(0);
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "a2953b457e96a293b4504dc8ef5fb250856b10f9783f1e3afe2a9a6f4194dc9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2953b457e96a293b4504dc8ef5fb250856b10f9783f1e3afe2a9a6f4194dc9a", kill_on_drop: false }`
[INFO] [stdout] a2953b457e96a293b4504dc8ef5fb250856b10f9783f1e3afe2a9a6f4194dc9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84d4cf5cdd34a0abb27e2c2c5f6f5ff73d0bc8d92b049e8be5618ede12324b6f
[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" "84d4cf5cdd34a0abb27e2c2c5f6f5ff73d0bc8d92b049e8be5618ede12324b6f", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / lazy_static! {
[INFO] [stderr] 26 | |     // libtar is not thread safe.
[INFO] [stderr] 27 | |     static ref MUTEX: Mutex<isize> = Mutex::new(0);
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / lazy_static! {
[INFO] [stderr] 26 | |     // libtar is not thread safe.
[INFO] [stderr] 27 | |     static ref MUTEX: Mutex<isize> = Mutex::new(0);
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tape-ad237dd5de15b280
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-f09987ffbf7e394b
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests tape
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test extract ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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 5) ... 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" "84d4cf5cdd34a0abb27e2c2c5f6f5ff73d0bc8d92b049e8be5618ede12324b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d4cf5cdd34a0abb27e2c2c5f6f5ff73d0bc8d92b049e8be5618ede12324b6f", kill_on_drop: false }`
[INFO] [stdout] 84d4cf5cdd34a0abb27e2c2c5f6f5ff73d0bc8d92b049e8be5618ede12324b6f