[INFO] fetching crate tlv 0.2.0...
[INFO] testing tlv-0.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate tlv 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tlv 0.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tlv 0.2.0
[INFO] finished tweaking crates.io crate tlv 0.2.0
[INFO] tweaked toml for crates.io crate tlv 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 626557a50baf0a94f5e3f893b96ca55d1bdcea4fb584ce6b121a37219ca8dc12
[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" "626557a50baf0a94f5e3f893b96ca55d1bdcea4fb584ce6b121a37219ca8dc12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "626557a50baf0a94f5e3f893b96ca55d1bdcea4fb584ce6b121a37219ca8dc12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626557a50baf0a94f5e3f893b96ca55d1bdcea4fb584ce6b121a37219ca8dc12", kill_on_drop: false }`
[INFO] [stdout] 626557a50baf0a94f5e3f893b96ca55d1bdcea4fb584ce6b121a37219ca8dc12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--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] e7b83e4a0aca96838fbec4b8e572d062a8dda83d26210b7c95b17aa19593759d
[INFO] running `Command { std: "docker" "start" "-a" "e7b83e4a0aca96838fbec4b8e572d062a8dda83d26210b7c95b17aa19593759d", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling tlv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let length = try!(buf.read_u16::<BigEndian>());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             try!(value_rdr.read_to_end(value_vec));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:35:36
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn decode<T: std::io::BufRead>(mut buf: &mut T) -> Result<HashMap<u16, String>, std::io::Error> {
[INFO] [stdout]    |                                    ----^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |             let mut value_vec = &mut Vec::with_capacity(length as usize);
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "e7b83e4a0aca96838fbec4b8e572d062a8dda83d26210b7c95b17aa19593759d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b83e4a0aca96838fbec4b8e572d062a8dda83d26210b7c95b17aa19593759d", kill_on_drop: false }`
[INFO] [stdout] e7b83e4a0aca96838fbec4b8e572d062a8dda83d26210b7c95b17aa19593759d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] c055e5a0547f8738927506fbdec186072fe41246b4d6b3b730fc69785529a0f8
[INFO] running `Command { std: "docker" "start" "-a" "c055e5a0547f8738927506fbdec186072fe41246b4d6b3b730fc69785529a0f8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tlv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let length = try!(buf.read_u16::<BigEndian>());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             try!(value_rdr.read_to_end(value_vec));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:35:36
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn decode<T: std::io::BufRead>(mut buf: &mut T) -> Result<HashMap<u16, String>, std::io::Error> {
[INFO] [stdout]    |                                    ----^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |             let mut value_vec = &mut Vec::with_capacity(length as usize);
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let length = try!(buf.read_u16::<BigEndian>());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             try!(value_rdr.read_to_end(value_vec));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:35:36
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn decode<T: std::io::BufRead>(mut buf: &mut T) -> Result<HashMap<u16, String>, std::io::Error> {
[INFO] [stdout]    |                                    ----^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |             let mut value_vec = &mut Vec::with_capacity(length as usize);
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "c055e5a0547f8738927506fbdec186072fe41246b4d6b3b730fc69785529a0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c055e5a0547f8738927506fbdec186072fe41246b4d6b3b730fc69785529a0f8", kill_on_drop: false }`
[INFO] [stdout] c055e5a0547f8738927506fbdec186072fe41246b4d6b3b730fc69785529a0f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7083c0ec5b7a8915ac88b67f8cded104bc3530c67fb8c1773caba1fc558fd7e1
[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" "7083c0ec5b7a8915ac88b67f8cded104bc3530c67fb8c1773caba1fc558fd7e1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:38:22
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let length = try!(buf.read_u16::<BigEndian>());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |             try!(value_rdr.read_to_end(value_vec));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:35:36
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn decode<T: std::io::BufRead>(mut buf: &mut T) -> Result<HashMap<u16, String>, std::io::Error> {
[INFO] [stderr]    |                                    ----^^^
[INFO] [stderr]    |                                    |
[INFO] [stderr]    |                                    help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |             let mut value_vec = &mut Vec::with_capacity(length as usize);
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:38:22
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let length = try!(buf.read_u16::<BigEndian>());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |             try!(value_rdr.read_to_end(value_vec));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:35:36
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn decode<T: std::io::BufRead>(mut buf: &mut T) -> Result<HashMap<u16, String>, std::io::Error> {
[INFO] [stderr]    |                                    ----^^^
[INFO] [stderr]    |                                    |
[INFO] [stderr]    |                                    help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |             let mut value_vec = &mut Vec::with_capacity(length as usize);
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tlv-001af10a3870771c
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_encode_decode_tlv ... ok
[INFO] [stdout] test tests::test_decode_tlv ... ok
[INFO] [stdout] test tests::test_encode_tlv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tlv
[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" "7083c0ec5b7a8915ac88b67f8cded104bc3530c67fb8c1773caba1fc558fd7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7083c0ec5b7a8915ac88b67f8cded104bc3530c67fb8c1773caba1fc558fd7e1", kill_on_drop: false }`
[INFO] [stdout] 7083c0ec5b7a8915ac88b67f8cded104bc3530c67fb8c1773caba1fc558fd7e1
