[INFO] cloning repository https://github.com/RIg410/basket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RIg410/basket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRIg410%2Fbasket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRIg410%2Fbasket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12c2eba8584c83293eb5a0d754011237d1133efa
[INFO] testing RIg410/basket against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRIg410%2Fbasket" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RIg410/basket on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RIg410/basket
[INFO] finished tweaking git repo https://github.com/RIg410/basket
[INFO] tweaked toml for git repo https://github.com/RIg410/basket written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/RIg410/basket already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplelog v0.5.2
[INFO] [stderr]   Downloaded quote v0.6.4
[INFO] [stderr]   Downloaded lazy_static v1.0.2
[INFO] [stderr]   Downloaded proc-macro2 v0.4.9
[INFO] [stderr]   Downloaded handlebars v0.32.4
[INFO] [stderr]   Downloaded serde_json v1.0.24
[INFO] [stderr]   Downloaded criterion-plot v0.2.4
[INFO] [stderr]   Downloaded itertools-num v0.1.1
[INFO] [stderr]   Downloaded criterion-stats v0.2.4
[INFO] [stderr]   Downloaded criterion v0.2.4
[INFO] [stderr]   Downloaded syn v0.14.6
[INFO] [stderr]   Downloaded regex v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4dda522fc6af75d6cd41de5fac6f2b1e1f0dce314c77afce089deb550f58ce9
[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" "a4dda522fc6af75d6cd41de5fac6f2b1e1f0dce314c77afce089deb550f58ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4dda522fc6af75d6cd41de5fac6f2b1e1f0dce314c77afce089deb550f58ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4dda522fc6af75d6cd41de5fac6f2b1e1f0dce314c77afce089deb550f58ce9", kill_on_drop: false }`
[INFO] [stdout] a4dda522fc6af75d6cd41de5fac6f2b1e1f0dce314c77afce089deb550f58ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b92086d5b8a154fd24ff8661f6b249f9e498098ee3d64bc1b76d9372a48f319d
[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" "b92086d5b8a154fd24ff8661f6b249f9e498098ee3d64bc1b76d9372a48f319d", kill_on_drop: false }`
[INFO] [stderr]    Compiling basket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/basket.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let mut first = &mut self.inner[0];
[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/basket.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     let mut first = &mut self.inner[0];
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_basket`
[INFO] [stdout]    --> src/basket.rs:259:4
[INFO] [stdout]     |
[INFO] [stdout] 259 | fn check_basket(basket: &Basket, inner: Vec<(i32, Vec<&(u32, u128)>)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "b92086d5b8a154fd24ff8661f6b249f9e498098ee3d64bc1b76d9372a48f319d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92086d5b8a154fd24ff8661f6b249f9e498098ee3d64bc1b76d9372a48f319d", kill_on_drop: false }`
[INFO] [stdout] b92086d5b8a154fd24ff8661f6b249f9e498098ee3d64bc1b76d9372a48f319d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-10-09" "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] 7ac518c6dbe917997b8b86f29bf880e4c28f4da3112d30dd7f88d8789d61bff1
[INFO] running `Command { std: "docker" "start" "-a" "7ac518c6dbe917997b8b86f29bf880e4c28f4da3112d30dd7f88d8789d61bff1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/basket.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let mut first = &mut self.inner[0];
[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/basket.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     let mut first = &mut self.inner[0];
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_basket`
[INFO] [stdout]    --> src/basket.rs:259:4
[INFO] [stdout]     |
[INFO] [stdout] 259 | fn check_basket(basket: &Basket, inner: Vec<(i32, Vec<&(u32, u128)>)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling itertools-num v0.1.1
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling syn v0.14.6
[INFO] [stderr]    Compiling chrono v0.4.5
[INFO] [stderr]    Compiling criterion-stats v0.2.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling criterion-plot v0.2.4
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling simplelog v0.5.2
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling serde_json v1.0.24
[INFO] [stderr]    Compiling csv v1.0.0
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling handlebars v0.32.4
[INFO] [stderr]    Compiling criterion v0.2.4
[INFO] [stderr]    Compiling basket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/basket.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let mut first = &mut self.inner[0];
[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/basket.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     let mut first = &mut self.inner[0];
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "7ac518c6dbe917997b8b86f29bf880e4c28f4da3112d30dd7f88d8789d61bff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac518c6dbe917997b8b86f29bf880e4c28f4da3112d30dd7f88d8789d61bff1", kill_on_drop: false }`
[INFO] [stdout] 7ac518c6dbe917997b8b86f29bf880e4c28f4da3112d30dd7f88d8789d61bff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8b982de09725c2ce9dad81ae81c0b62a6cfaa451fcf2d4f650e6c519aee15df
[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" "d8b982de09725c2ce9dad81ae81c0b62a6cfaa451fcf2d4f650e6c519aee15df", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/basket.rs:64:25
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     let mut first = &mut self.inner[0];
[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/basket.rs:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 |                     let mut first = &mut self.inner[0];
[INFO] [stderr]     |                         ----^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_basket`
[INFO] [stderr]    --> src/basket.rs:259:4
[INFO] [stderr]     |
[INFO] [stderr] 259 | fn check_basket(basket: &Basket, inner: Vec<(i32, Vec<&(u32, u128)>)>) {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/basket.rs:64:25
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     let mut first = &mut self.inner[0];
[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/basket.rs:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 |                     let mut first = &mut self.inner[0];
[INFO] [stderr]     |                         ----^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basket-54ddaff57c2601a4
[INFO] [stdout] test basket::put_test ... ok
[INFO] [stderr]    Doc-tests basket
[INFO] [stdout] test basket::split_1_test ... ok
[INFO] [stdout] test basket::split_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "d8b982de09725c2ce9dad81ae81c0b62a6cfaa451fcf2d4f650e6c519aee15df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b982de09725c2ce9dad81ae81c0b62a6cfaa451fcf2d4f650e6c519aee15df", kill_on_drop: false }`
[INFO] [stdout] d8b982de09725c2ce9dad81ae81c0b62a6cfaa451fcf2d4f650e6c519aee15df
