[INFO] fetching crate pincers 0.2.0...
[INFO] testing pincers-0.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate pincers 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pincers 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pincers 0.2.0
[INFO] finished tweaking crates.io crate pincers 0.2.0
[INFO] tweaked toml for crates.io crate pincers 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62b4161042ffaddc6db81b6343dba2fb2c3dde0d1199f2d3a349793a3acca1aa
[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" "62b4161042ffaddc6db81b6343dba2fb2c3dde0d1199f2d3a349793a3acca1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62b4161042ffaddc6db81b6343dba2fb2c3dde0d1199f2d3a349793a3acca1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b4161042ffaddc6db81b6343dba2fb2c3dde0d1199f2d3a349793a3acca1aa", kill_on_drop: false }`
[INFO] [stdout] 62b4161042ffaddc6db81b6343dba2fb2c3dde0d1199f2d3a349793a3acca1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 2e29073e39c24ced003d9d4f809d1dbe78af1860a023ebc9c9720f873e462e38
[INFO] running `Command { std: "docker" "start" "-a" "2e29073e39c24ced003d9d4f809d1dbe78af1860a023ebc9c9720f873e462e38", kill_on_drop: false }`
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling md-5 v0.8.0
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling simplelog v0.5.3
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling pincers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hashing.rs:24:64
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn digest(hash: HashType, bits: Option<u16>) -> Result<Box<DynDigest>, Error> {
[INFO] [stdout]    |                                                                ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:35:64
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn hash_instance(algo: &str, sum: &Option<&str>) -> Result<Box<DynDigest>, Error> {
[INFO] [stdout]    |                                                                ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:56:33
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn compute_hash(mut digest: Box<DynDigest>, body: &[u8]) -> String {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.98s
[INFO] running `Command { std: "docker" "inspect" "2e29073e39c24ced003d9d4f809d1dbe78af1860a023ebc9c9720f873e462e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e29073e39c24ced003d9d4f809d1dbe78af1860a023ebc9c9720f873e462e38", kill_on_drop: false }`
[INFO] [stdout] 2e29073e39c24ced003d9d4f809d1dbe78af1860a023ebc9c9720f873e462e38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 26ed97cb450abd03ddfbe0514a6aaead389a994e993fb16d4e264c074ade5e05
[INFO] running `Command { std: "docker" "start" "-a" "26ed97cb450abd03ddfbe0514a6aaead389a994e993fb16d4e264c074ade5e05", kill_on_drop: false }`
[INFO] [stderr]    Compiling pincers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hashing.rs:24:64
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn digest(hash: HashType, bits: Option<u16>) -> Result<Box<DynDigest>, Error> {
[INFO] [stdout]    |                                                                ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:35:64
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn hash_instance(algo: &str, sum: &Option<&str>) -> Result<Box<DynDigest>, Error> {
[INFO] [stdout]    |                                                                ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:56:33
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn compute_hash(mut digest: Box<DynDigest>, body: &[u8]) -> String {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.64s
[INFO] running `Command { std: "docker" "inspect" "26ed97cb450abd03ddfbe0514a6aaead389a994e993fb16d4e264c074ade5e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ed97cb450abd03ddfbe0514a6aaead389a994e993fb16d4e264c074ade5e05", kill_on_drop: false }`
[INFO] [stdout] 26ed97cb450abd03ddfbe0514a6aaead389a994e993fb16d4e264c074ade5e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 10c52c46e24d58e5f46b3e43ff2a1bc7a777a01716f7c0691eeb703081fd2cea
[INFO] running `Command { std: "docker" "start" "-a" "10c52c46e24d58e5f46b3e43ff2a1bc7a777a01716f7c0691eeb703081fd2cea", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hashing.rs:24:64
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn digest(hash: HashType, bits: Option<u16>) -> Result<Box<DynDigest>, Error> {
[INFO] [stderr]    |                                                                ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:35:64
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn hash_instance(algo: &str, sum: &Option<&str>) -> Result<Box<DynDigest>, Error> {
[INFO] [stderr]    |                                                                ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:56:33
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn compute_hash(mut digest: Box<DynDigest>, body: &[u8]) -> String {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn DynDigest`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `pincers` (bin "pincers" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pincers-ed1a469308afee0c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test verify_matches ... ok
[INFO] [stdout] test verify_not_matches ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10c52c46e24d58e5f46b3e43ff2a1bc7a777a01716f7c0691eeb703081fd2cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c52c46e24d58e5f46b3e43ff2a1bc7a777a01716f7c0691eeb703081fd2cea", kill_on_drop: false }`
[INFO] [stdout] 10c52c46e24d58e5f46b3e43ff2a1bc7a777a01716f7c0691eeb703081fd2cea
