[INFO] updating cached repository https://github.com/souvik1997/fsbench [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 77cc337e9e88a07ae9381abb4710f4c1b4ae2423 [INFO] testing souvik1997/fsbench against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouvik1997%2Ffsbench" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/souvik1997/fsbench on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/souvik1997/fsbench [INFO] finished tweaking git repo https://github.com/souvik1997/fsbench [INFO] tweaked toml for git repo https://github.com/souvik1997/fsbench written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/souvik1997/fsbench already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stdout] b7fa181b9848e5100bd72d1641372b07a973617604ba78aac4b924ee935852ad [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "b7fa181b9848e5100bd72d1641372b07a973617604ba78aac4b924ee935852ad"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling serde v1.0.29 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling crossbeam-epoch v0.3.0 [INFO] [stderr] Compiling num-bigint v0.1.43 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling remove_dir_all v0.3.0 [INFO] [stderr] Compiling tempdir v0.3.6 [INFO] [stderr] Compiling fern v0.5.2 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling rayon v1.0.0 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling chrono v0.4.0 [INFO] [stderr] Compiling serde_derive_internals v0.20.0 [INFO] [stderr] Compiling num-derive v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.29 [INFO] [stderr] Compiling serde_json v1.0.11 [INFO] [stderr] Compiling fsbench v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(duration_extras)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/fsbench/blktrace/trace.rs:33:1 [INFO] [stderr] | [INFO] [stderr] 33 | / bitflags! { [INFO] [stderr] 34 | | pub struct Category: u16 { [INFO] [stderr] 35 | | const READ = 1 << 0; /* reads */ [INFO] [stderr] 36 | | const WRITE = 1 << 1; /* writes */ [INFO] [stderr] ... | [INFO] [stderr] 53 | | } [INFO] [stderr] 54 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/fsbench/blktrace/trace.rs:33:1 [INFO] [stderr] | [INFO] [stderr] 33 | / bitflags! { [INFO] [stderr] 34 | | pub struct Category: u16 { [INFO] [stderr] 35 | | const READ = 1 << 0; /* reads */ [INFO] [stderr] 36 | | const WRITE = 1 << 1; /* writes */ [INFO] [stderr] ... | [INFO] [stderr] 53 | | } [INFO] [stderr] 54 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/fsbench/blktrace/trace.rs:33:1 [INFO] [stderr] | [INFO] [stderr] 33 | / bitflags! { [INFO] [stderr] 34 | | pub struct Category: u16 { [INFO] [stderr] 35 | | const READ = 1 << 0; /* reads */ [INFO] [stderr] 36 | | const WRITE = 1 << 1; /* writes */ [INFO] [stderr] ... | [INFO] [stderr] 53 | | } [INFO] [stderr] 54 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/benchmarks/create.rs:22:62 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn load>(path: P) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [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/benchmarks/create.rs:63:62 [INFO] [stderr] | [INFO] [stderr] 63 | pub fn load>(path: P) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/benchmarks/create.rs:94:62 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn load>(path: P) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: the item `rand` is imported redundantly [INFO] [stderr] --> src/benchmarks/create.rs:255:13 [INFO] [stderr] | [INFO] [stderr] 255 | use super::rand; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | extern crate rand; [INFO] [stderr] | ------------------ the item `rand` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/benchmarks/delete.rs:33:62 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn load>(path: P) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: the item `serde_json` is imported redundantly [INFO] [stderr] --> src/benchmarks/delete.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 10 | use super::serde_json; [INFO] [stderr] | ----------------- the item `serde_json` is already imported here [INFO] [stderr] ... [INFO] [stderr] 34 | use super::serde_json; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `rand` is imported redundantly [INFO] [stderr] --> src/benchmarks/delete.rs:55:13 [INFO] [stderr] | [INFO] [stderr] 55 | use super::rand; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | extern crate rand; [INFO] [stderr] | ------------------ the item `rand` is already imported here [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/benchmarks/rename.rs:34:62 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn load>(path: P) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: the item `serde_json` is imported redundantly [INFO] [stderr] --> src/benchmarks/rename.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 11 | use super::serde_json; [INFO] [stderr] | ----------------- the item `serde_json` is already imported here [INFO] [stderr] ... [INFO] [stderr] 35 | use super::serde_json; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/benchmarks/listdir.rs:34:62 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn load>(path: P) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: the item `serde_json` is imported redundantly [INFO] [stderr] --> src/benchmarks/listdir.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 11 | use super::serde_json; [INFO] [stderr] | ----------------- the item `serde_json` is already imported here [INFO] [stderr] ... [INFO] [stderr] 35 | use super::serde_json; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `num` is imported redundantly [INFO] [stderr] --> src/fsbench/blktrace/trace.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | use num; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | extern crate num; [INFO] [stderr] | ----------------- the item `num` is already imported here [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process::Command` [INFO] [stderr] --> src/fsbench/blktrace/trace.rs:173:13 [INFO] [stderr] | [INFO] [stderr] 173 | use std::process::Command; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 16 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `fsbench`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "b7fa181b9848e5100bd72d1641372b07a973617604ba78aac4b924ee935852ad"` [INFO] running `"docker" "rm" "-f" "b7fa181b9848e5100bd72d1641372b07a973617604ba78aac4b924ee935852ad"` [INFO] [stdout] b7fa181b9848e5100bd72d1641372b07a973617604ba78aac4b924ee935852ad