[INFO] cloning repository https://github.com/lawliet89/rand-bytes [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lawliet89/rand-bytes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flawliet89%2Frand-bytes", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flawliet89%2Frand-bytes'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 69b7189c398bef15ec309c92f3fd088bfdbfdb86 [INFO] testing lawliet89/rand-bytes against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flawliet89%2Frand-bytes" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lawliet89/rand-bytes on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lawliet89/rand-bytes [INFO] finished tweaking git repo https://github.com/lawliet89/rand-bytes [INFO] tweaked toml for git repo https://github.com/lawliet89/rand-bytes written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/lawliet89/rand-bytes already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] d8942f50e19427dc4a7619dac53047a8c2aea4ab1f14ed87c9e689814b71f34c [INFO] running `Command { std: "docker" "start" "-a" "d8942f50e19427dc4a7619dac53047a8c2aea4ab1f14ed87c9e689814b71f34c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8942f50e19427dc4a7619dac53047a8c2aea4ab1f14ed87c9e689814b71f34c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8942f50e19427dc4a7619dac53047a8c2aea4ab1f14ed87c9e689814b71f34c", kill_on_drop: false }` [INFO] [stdout] d8942f50e19427dc4a7619dac53047a8c2aea4ab1f14ed87c9e689814b71f34c [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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c11c970b16bb250ba54d0fcbee695f0805e5707edafb52a43d908dbaf8d342da [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" "c11c970b16bb250ba54d0fcbee695f0805e5707edafb52a43d908dbaf8d342da", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling ring v0.13.2 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling rand-bytes v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:46:22 [INFO] [stdout] | [INFO] [stdout] 46 | fn rng() -> &'static SecureRandom { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn SecureRandom` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:62:49 [INFO] [stdout] | [INFO] [stdout] 62 | fn get_writer<'a>(path: Option<&'a str>) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:64:93 [INFO] [stdout] | [INFO] [stdout] 64 | path.map(|path| Box::new(File::create(path).expect("Unable to create file")) as Box) [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:65:62 [INFO] [stdout] | [INFO] [stdout] 65 | .unwrap_or_else(|| Box::new(io::stdout()) as Box); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | / lazy_static! { [INFO] [stdout] 50 | | static ref RANDOM: SystemRandom = SystemRandom::new(); [INFO] [stdout] 51 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.14s [INFO] running `Command { std: "docker" "inspect" "c11c970b16bb250ba54d0fcbee695f0805e5707edafb52a43d908dbaf8d342da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c11c970b16bb250ba54d0fcbee695f0805e5707edafb52a43d908dbaf8d342da", kill_on_drop: false }` [INFO] [stdout] c11c970b16bb250ba54d0fcbee695f0805e5707edafb52a43d908dbaf8d342da [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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] da8576fa37f55c1967ed4210c0447ae3a400cad3fc11c2bd335f94068e287a90 [INFO] running `Command { std: "docker" "start" "-a" "da8576fa37f55c1967ed4210c0447ae3a400cad3fc11c2bd335f94068e287a90", kill_on_drop: false }` [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling tempfile v2.2.0 [INFO] [stderr] Compiling rand-bytes v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:46:22 [INFO] [stdout] | [INFO] [stdout] 46 | fn rng() -> &'static SecureRandom { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn SecureRandom` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:62:49 [INFO] [stdout] | [INFO] [stdout] 62 | fn get_writer<'a>(path: Option<&'a str>) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:64:93 [INFO] [stdout] | [INFO] [stdout] 64 | path.map(|path| Box::new(File::create(path).expect("Unable to create file")) as Box) [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:65:62 [INFO] [stdout] | [INFO] [stdout] 65 | .unwrap_or_else(|| Box::new(io::stdout()) as Box); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | / lazy_static! { [INFO] [stdout] 50 | | static ref RANDOM: SystemRandom = SystemRandom::new(); [INFO] [stdout] 51 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.88s [INFO] running `Command { std: "docker" "inspect" "da8576fa37f55c1967ed4210c0447ae3a400cad3fc11c2bd335f94068e287a90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da8576fa37f55c1967ed4210c0447ae3a400cad3fc11c2bd335f94068e287a90", kill_on_drop: false }` [INFO] [stdout] da8576fa37f55c1967ed4210c0447ae3a400cad3fc11c2bd335f94068e287a90 [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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 8079f6f08447eaf373016f6f403dd6902cf124073efa6a2fb55dcba77cf10c8d [INFO] running `Command { std: "docker" "start" "-a" "8079f6f08447eaf373016f6f403dd6902cf124073efa6a2fb55dcba77cf10c8d", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:46:22 [INFO] [stderr] | [INFO] [stderr] 46 | fn rng() -> &'static SecureRandom { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn SecureRandom` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:62:49 [INFO] [stderr] | [INFO] [stderr] 62 | fn get_writer<'a>(path: Option<&'a str>) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:64:93 [INFO] [stderr] | [INFO] [stderr] 64 | path.map(|path| Box::new(File::create(path).expect("Unable to create file")) as Box) [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:65:62 [INFO] [stderr] | [INFO] [stderr] 65 | .unwrap_or_else(|| Box::new(io::stdout()) as Box); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/main.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | / lazy_static! { [INFO] [stderr] 50 | | static ref RANDOM: SystemRandom = SystemRandom::new(); [INFO] [stderr] 51 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rand_bytes-033d65d6f821ed2f) [INFO] [stdout] running 1 test [INFO] [stdout] test tests::smoke_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8079f6f08447eaf373016f6f403dd6902cf124073efa6a2fb55dcba77cf10c8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8079f6f08447eaf373016f6f403dd6902cf124073efa6a2fb55dcba77cf10c8d", kill_on_drop: false }` [INFO] [stdout] 8079f6f08447eaf373016f6f403dd6902cf124073efa6a2fb55dcba77cf10c8d