[INFO] crate varbincode 0.1.0 is already in cache
[INFO] testing varbincode-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate varbincode 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate varbincode 0.1.0 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 varbincode 0.1.0
[INFO] finished tweaking crates.io crate varbincode 0.1.0
[INFO] tweaked toml for crates.io crate varbincode 0.1.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56ba7444c1cec499e1af1f5f9b275a2431bd7e5a53cf97f4371d822689e6984b
[INFO] running `Command { std: "docker" "start" "-a" "56ba7444c1cec499e1af1f5f9b275a2431bd7e5a53cf97f4371d822689e6984b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56ba7444c1cec499e1af1f5f9b275a2431bd7e5a53cf97f4371d822689e6984b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ba7444c1cec499e1af1f5f9b275a2431bd7e5a53cf97f4371d822689e6984b", kill_on_drop: false }`
[INFO] [stdout] 56ba7444c1cec499e1af1f5f9b275a2431bd7e5a53cf97f4371d822689e6984b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] a1e1987aea752b964c4975de32551149850147068441e857384711f94a44eb68
[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" "a1e1987aea752b964c4975de32551149850147068441e857384711f94a44eb68", kill_on_drop: false }`
[INFO] [stderr]    Compiling varbincode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/de.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |     reader: &'a mut 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/de.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(reader: &'a mut std::io::Read) -> Self {
[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/ser.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |     writer: &'a mut std::io::Write,
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ser.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(writer: &'a mut std::io::Write) -> Self {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "a1e1987aea752b964c4975de32551149850147068441e857384711f94a44eb68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e1987aea752b964c4975de32551149850147068441e857384711f94a44eb68", kill_on_drop: false }`
[INFO] [stdout] a1e1987aea752b964c4975de32551149850147068441e857384711f94a44eb68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 3f54a231659205b386968b04613e13d35e68d125ced4e9f1df7be5d6936f2cb1
[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" "3f54a231659205b386968b04613e13d35e68d125ced4e9f1df7be5d6936f2cb1", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/de.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |     reader: &'a mut 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/de.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(reader: &'a mut std::io::Read) -> Self {
[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/ser.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |     writer: &'a mut std::io::Write,
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ser.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(writer: &'a mut std::io::Write) -> Self {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling varbincode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/de.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |     reader: &'a mut 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/de.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(reader: &'a mut std::io::Read) -> Self {
[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/ser.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |     writer: &'a mut std::io::Write,
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ser.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(writer: &'a mut std::io::Write) -> Self {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "3f54a231659205b386968b04613e13d35e68d125ced4e9f1df7be5d6936f2cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f54a231659205b386968b04613e13d35e68d125ced4e9f1df7be5d6936f2cb1", kill_on_drop: false }`
[INFO] [stdout] 3f54a231659205b386968b04613e13d35e68d125ced4e9f1df7be5d6936f2cb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b97054dffb9c0b227eea9668ea2749aa5e71cc455776a7291cfca2d227e575c2
[INFO] running `Command { std: "docker" "start" "-a" "b97054dffb9c0b227eea9668ea2749aa5e71cc455776a7291cfca2d227e575c2", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] 
[INFO] [stderr]  --> src/de.rs:6:21
[INFO] [stdout] running 6 tests
[INFO] [stderr]   |
[INFO] [stdout] test test::test_vec ... ok
[INFO] [stderr] 6 |     reader: &'a mut std::io::Read,
[INFO] [stdout] test test::test_map ... ok
[INFO] [stderr]   |                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stdout] test test::test_structs ... ok
[INFO] [stderr]   |
[INFO] [stdout] test test::test_enum ... ok
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] test test::test ... ok
[INFO] [stderr] 
[INFO] [stdout] test test::test_fixed_size_array ... ok
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] 
[INFO] [stderr]   --> src/de.rs:10:32
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 10 |     pub fn new(reader: &'a mut std::io::Read) -> Self {
[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/de.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 |     reader: &'a mut 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/de.rs:10:32
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(reader: &'a mut std::io::Read) -> Self {
[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/ser.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 |     writer: &'a mut std::io::Write,
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/ser.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 |     writer: &'a mut std::io::Write,
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser.rs:10:32
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(writer: &'a mut std::io::Write) -> Self {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser.rs:10:32
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(writer: &'a mut std::io::Write) -> Self {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:51:29
[INFO] [stderr]    |
[INFO] [stderr] 51 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:51:29
[INFO] [stderr]    |
[INFO] [stderr] 51 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/varbincode-3e87679f416b58a0
[INFO] [stderr]    Doc-tests varbincode
[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" "b97054dffb9c0b227eea9668ea2749aa5e71cc455776a7291cfca2d227e575c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97054dffb9c0b227eea9668ea2749aa5e71cc455776a7291cfca2d227e575c2", kill_on_drop: false }`
[INFO] [stdout] b97054dffb9c0b227eea9668ea2749aa5e71cc455776a7291cfca2d227e575c2