[INFO] crate zopen 0.3.2 is already in cache
[INFO] testing zopen-0.3.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate zopen 0.3.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate zopen 0.3.2 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 zopen 0.3.2
[INFO] finished tweaking crates.io crate zopen 0.3.2
[INFO] tweaked toml for crates.io crate zopen 0.3.2 written to /workspace/builds/worker-8/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-lzma v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 374bec1757eadf039a3cb0fa8e0f9350058a3581c378b065332a85b7961b4068
[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" "374bec1757eadf039a3cb0fa8e0f9350058a3581c378b065332a85b7961b4068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "374bec1757eadf039a3cb0fa8e0f9350058a3581c378b065332a85b7961b4068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "374bec1757eadf039a3cb0fa8e0f9350058a3581c378b065332a85b7961b4068", kill_on_drop: false }`
[INFO] [stdout] 374bec1757eadf039a3cb0fa8e0f9350058a3581c378b065332a85b7961b4068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] d09900d64dbe13dc60b224c38ec2d7c9e8b09f52974fdbbdaf32f49ff5cbb427
[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" "d09900d64dbe13dc60b224c38ec2d7c9e8b09f52974fdbbdaf32f49ff5cbb427", kill_on_drop: false }`
[INFO] [stderr]    Compiling zopen v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:180:52
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub fn read(filename: &str) -> std::io::Result<Box<std::io::Read>> {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:53
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn write(filename: &str) -> std::io::Result<Box<std::io::Write>> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "d09900d64dbe13dc60b224c38ec2d7c9e8b09f52974fdbbdaf32f49ff5cbb427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d09900d64dbe13dc60b224c38ec2d7c9e8b09f52974fdbbdaf32f49ff5cbb427", kill_on_drop: false }`
[INFO] [stdout] d09900d64dbe13dc60b224c38ec2d7c9e8b09f52974fdbbdaf32f49ff5cbb427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 822e03bae70dff43dfdfd53122df6e7515a703fa08e22f3f920c0b425b6d462e
[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" "822e03bae70dff43dfdfd53122df6e7515a703fa08e22f3f920c0b425b6d462e", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:180:52
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub fn read(filename: &str) -> std::io::Result<Box<std::io::Read>> {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:53
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn write(filename: &str) -> std::io::Result<Box<std::io::Write>> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling zopen v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tool.rs:145:43
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn test_tool_read() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tool.rs:156:53
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn test_tool_read_with_file() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tool.rs:169:44
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn test_tool_write() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tool.rs:184:49
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn test_tool_write_file() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:180:52
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub fn read(filename: &str) -> std::io::Result<Box<std::io::Read>> {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:202:53
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn write(filename: &str) -> std::io::Result<Box<std::io::Write>> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "822e03bae70dff43dfdfd53122df6e7515a703fa08e22f3f920c0b425b6d462e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822e03bae70dff43dfdfd53122df6e7515a703fa08e22f3f920c0b425b6d462e", kill_on_drop: false }`
[INFO] [stdout] 822e03bae70dff43dfdfd53122df6e7515a703fa08e22f3f920c0b425b6d462e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] dbc88d8b8fe678968e6d5cab3c49381d1afa6f0609b08d0e064b620bf6fb1a75
[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" "dbc88d8b8fe678968e6d5cab3c49381d1afa6f0609b08d0e064b620bf6fb1a75", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:180:52
[INFO] [stderr]     |
[INFO] [stderr] 180 | pub fn read(filename: &str) -> std::io::Result<Box<std::io::Read>> {
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:202:53
[INFO] [stderr]     |
[INFO] [stderr] 202 | pub fn write(filename: &str) -> std::io::Result<Box<std::io::Write>> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tool.rs:145:43
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn test_tool_read() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tool.rs:156:53
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn test_tool_read_with_file() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tool.rs:169:44
[INFO] [stderr]     |
[INFO] [stderr] 169 |     fn test_tool_write() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tool.rs:184:49
[INFO] [stderr]     |
[INFO] [stderr] 184 |     fn test_tool_write_file() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:180:52
[INFO] [stderr]     |
[INFO] [stderr] 180 | pub fn read(filename: &str) -> std::io::Result<Box<std::io::Read>> {
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:202:53
[INFO] [stderr]     |
[INFO] [stderr] 202 | pub fn write(filename: &str) -> std::io::Result<Box<std::io::Write>> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zopen-9ac2a6cfa0d5be20
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tool::tests::test_tool_read_with_file ... ok
[INFO] [stdout] test tool::tests::test_tool_write_file ... ok
[INFO] [stdout] test tool::tests::test_tool_write ... ok
[INFO] [stdout] test tool::tests::test_tool_read ... ok
[INFO] [stderr]    Doc-tests zopen
[INFO] [stdout] test test_write_and_read ... 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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dbc88d8b8fe678968e6d5cab3c49381d1afa6f0609b08d0e064b620bf6fb1a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc88d8b8fe678968e6d5cab3c49381d1afa6f0609b08d0e064b620bf6fb1a75", kill_on_drop: false }`
[INFO] [stdout] dbc88d8b8fe678968e6d5cab3c49381d1afa6f0609b08d0e064b620bf6fb1a75