[INFO] cloning repository https://github.com/Halfwhit/PNGme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Halfwhit/PNGme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalfwhit%2FPNGme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalfwhit%2FPNGme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5578fdc1e52f3ec85b4bfcf5fd025fdffa6ed5a4
[INFO] testing Halfwhit/PNGme against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalfwhit%2FPNGme" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Halfwhit/PNGme 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 git repo https://github.com/Halfwhit/PNGme
[INFO] finished tweaking git repo https://github.com/Halfwhit/PNGme
[INFO] tweaked toml for git repo https://github.com/Halfwhit/PNGme written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Halfwhit/PNGme already has a lockfile, it will not be regenerated
[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-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" "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] 0377568052b652d8f7107069c8dcdd40035065e16e1ec0512bb779faaad0ccf3
[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" "0377568052b652d8f7107069c8dcdd40035065e16e1ec0512bb779faaad0ccf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0377568052b652d8f7107069c8dcdd40035065e16e1ec0512bb779faaad0ccf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0377568052b652d8f7107069c8dcdd40035065e16e1ec0512bb779faaad0ccf3", kill_on_drop: false }`
[INFO] [stdout] 0377568052b652d8f7107069c8dcdd40035065e16e1ec0512bb779faaad0ccf3
[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" "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] 90446d39043325de98093a3074b25ee0b3af765e87aeb08c928992e495498c30
[INFO] running `Command { std: "docker" "start" "-a" "90446d39043325de98093a3074b25ee0b3af765e87aeb08c928992e495498c30", kill_on_drop: false }`
[INFO] [stderr]    Compiling pngme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `length`
[INFO] [stdout]   --> src/chunk.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn length(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `chunk_type`
[INFO] [stdout]   --> src/chunk.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn chunk_type(&self) -> &ChunkType {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `data`
[INFO] [stdout]   --> src/chunk.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn data(&self) -> &[u8] {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `data_as_string`
[INFO] [stdout]   --> src/chunk.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn data_as_string(&self) -> Result<String, FromUtf8Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_bytes`
[INFO] [stdout]   --> src/chunk.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn as_bytes(&self) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `crc`
[INFO] [stdout]   --> src/chunk.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn crc(&self) -> u32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "90446d39043325de98093a3074b25ee0b3af765e87aeb08c928992e495498c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90446d39043325de98093a3074b25ee0b3af765e87aeb08c928992e495498c30", kill_on_drop: false }`
[INFO] [stdout] 90446d39043325de98093a3074b25ee0b3af765e87aeb08c928992e495498c30
[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" "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] 142e02824239b4625852294c49966f7d9f8551a2970c3588b89cef5cb8818863
[INFO] running `Command { std: "docker" "start" "-a" "142e02824239b4625852294c49966f7d9f8551a2970c3588b89cef5cb8818863", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pngme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::chunk_type::ChunkType`
[INFO] [stdout]   --> src/chunk.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     use crate::chunk_type::ChunkType;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/chunk.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `data`
[INFO] [stdout]   --> src/chunk.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn data(&self) -> &[u8] {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_bytes`
[INFO] [stdout]   --> src/chunk.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn as_bytes(&self) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "142e02824239b4625852294c49966f7d9f8551a2970c3588b89cef5cb8818863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142e02824239b4625852294c49966f7d9f8551a2970c3588b89cef5cb8818863", kill_on_drop: false }`
[INFO] [stdout] 142e02824239b4625852294c49966f7d9f8551a2970c3588b89cef5cb8818863
[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" "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] 3e315b3abaf1c4350d1fea00dc93e5681d818a4c91b185deea70276a7b88d9b2
[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" "3e315b3abaf1c4350d1fea00dc93e5681d818a4c91b185deea70276a7b88d9b2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::chunk_type::ChunkType`
[INFO] [stderr]   --> src/chunk.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |     use crate::chunk_type::ChunkType;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]   --> src/chunk.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |     use std::str::FromStr;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `data`
[INFO] [stderr]   --> src/chunk.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn data(&self) -> &[u8] {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_bytes`
[INFO] [stderr]   --> src/chunk.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn as_bytes(&self) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pngme-29fff80f484723e9
[INFO] [stdout] running 20 tests
[INFO] [stdout] test chunk::tests::test_chunk_crc ... ok
[INFO] [stdout] test chunk::tests::test_chunk_length ... ok
[INFO] [stdout] test chunk::tests::test_chunk_type ... ok
[INFO] [stdout] test chunk::tests::test_valid_chunk_from_bytes ... ok
[INFO] [stdout] test chunk::tests::test_chunk_string ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_from_bytes ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_is_not_public ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_is_public ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_from_str ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_is_safe_to_copy ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_string ... ok
[INFO] [stdout] test chunk_type::tests::test_valid_chunk_is_valid ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_is_unsafe_to_copy ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_is_not_critical ... ok
[INFO] [stdout] test chunk::tests::test_invalid_chunk_from_bytes ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_is_critical ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_is_reserved_bit_invalid ... ok
[INFO] [stdout] test chunk_type::tests::test_invalid_chunk_is_valid ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_is_reserved_bit_valid ... ok
[INFO] [stdout] test chunk_type::tests::test_chunk_type_trait_impls ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e315b3abaf1c4350d1fea00dc93e5681d818a4c91b185deea70276a7b88d9b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e315b3abaf1c4350d1fea00dc93e5681d818a4c91b185deea70276a7b88d9b2", kill_on_drop: false }`
[INFO] [stdout] 3e315b3abaf1c4350d1fea00dc93e5681d818a4c91b185deea70276a7b88d9b2
