[INFO] fetching crate nt-packet 0.1.2...
[INFO] testing nt-packet-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate nt-packet 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nt-packet 0.1.2 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 nt-packet 0.1.2
[INFO] finished tweaking crates.io crate nt-packet 0.1.2
[INFO] tweaked toml for crates.io crate nt-packet 0.1.2 written to /workspace/builds/worker-3/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 6fd1469219f87d2c62d640bb58bfba489c8706ab7da20a72b52b2c415f894605
[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" "6fd1469219f87d2c62d640bb58bfba489c8706ab7da20a72b52b2c415f894605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fd1469219f87d2c62d640bb58bfba489c8706ab7da20a72b52b2c415f894605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd1469219f87d2c62d640bb58bfba489c8706ab7da20a72b52b2c415f894605", kill_on_drop: false }`
[INFO] [stdout] 6fd1469219f87d2c62d640bb58bfba489c8706ab7da20a72b52b2c415f894605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 44adfa4c8feb95324f5871aacd4ea9427e6a45a70c3291aeee201f0173917087
[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" "44adfa4c8feb95324f5871aacd4ea9427e6a45a70c3291aeee201f0173917087", kill_on_drop: false }`
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling nt-leb128 v0.2.4
[INFO] [stderr]    Compiling nt-packet v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn decode(buf: &mut Buf) -> Result<(Self, usize), failure::Error>;
[INFO] [stdout]    |                         ^^^ help: use `dyn`: `dyn Buf`
[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:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]     |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "44adfa4c8feb95324f5871aacd4ea9427e6a45a70c3291aeee201f0173917087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44adfa4c8feb95324f5871aacd4ea9427e6a45a70c3291aeee201f0173917087", kill_on_drop: false }`
[INFO] [stdout] 44adfa4c8feb95324f5871aacd4ea9427e6a45a70c3291aeee201f0173917087
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 259d35b7aacd93b64803dcf7c025cb20d3f015915652b60fd20858e69686d6df
[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" "259d35b7aacd93b64803dcf7c025cb20d3f015915652b60fd20858e69686d6df", kill_on_drop: false }`
[INFO] [stderr]    Compiling nt-packet v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn decode(buf: &mut Buf) -> Result<(Self, usize), failure::Error>;
[INFO] [stdout]    |                         ^^^ help: use `dyn`: `dyn Buf`
[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:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]     |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn decode(buf: &mut Buf) -> Result<(Self, usize), failure::Error>;
[INFO] [stdout]    |                         ^^^ help: use `dyn`: `dyn Buf`
[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:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stdout]     |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "259d35b7aacd93b64803dcf7c025cb20d3f015915652b60fd20858e69686d6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259d35b7aacd93b64803dcf7c025cb20d3f015915652b60fd20858e69686d6df", kill_on_drop: false }`
[INFO] [stdout] 259d35b7aacd93b64803dcf7c025cb20d3f015915652b60fd20858e69686d6df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 44c005779ce1935ff21a1c21d739ee7c979847e0641f8c584cccd1d0086acebe
[INFO] running `Command { std: "docker" "start" "-a" "44c005779ce1935ff21a1c21d739ee7c979847e0641f8c584cccd1d0086acebe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/lib.rs:35:25
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 35 |     fn decode(buf: &mut Buf) -> Result<(Self, usize), failure::Error>;
[INFO] [stdout] 
[INFO] [stderr]    |                         ^^^ help: use `dyn`: `dyn Buf`
[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:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:29
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:29
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]     |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn decode(buf: &mut Buf) -> Result<(Self, usize), failure::Error>;
[INFO] [stderr]    |                         ^^^ help: use `dyn`: `dyn Buf`
[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:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:29
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:29
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]     |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nt_packet-5ad531f1e0386a4f
[INFO] [stderr]    Doc-tests nt-packet
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44c005779ce1935ff21a1c21d739ee7c979847e0641f8c584cccd1d0086acebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c005779ce1935ff21a1c21d739ee7c979847e0641f8c584cccd1d0086acebe", kill_on_drop: false }`
[INFO] [stdout] 44c005779ce1935ff21a1c21d739ee7c979847e0641f8c584cccd1d0086acebe