[INFO] fetching crate karma 0.1.0...
[INFO] testing karma-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate karma 0.1.0 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate karma 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate karma 0.1.0
[INFO] finished tweaking crates.io crate karma 0.1.0
[INFO] tweaked toml for crates.io crate karma 0.1.0 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9a56651842e5110b5ae64b294fe72fb3c1913384b1716ce7a7d88ca10695ee8
[INFO] running `Command { std: "docker" "start" "-a" "f9a56651842e5110b5ae64b294fe72fb3c1913384b1716ce7a7d88ca10695ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9a56651842e5110b5ae64b294fe72fb3c1913384b1716ce7a7d88ca10695ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a56651842e5110b5ae64b294fe72fb3c1913384b1716ce7a7d88ca10695ee8", kill_on_drop: false }`
[INFO] [stdout] f9a56651842e5110b5ae64b294fe72fb3c1913384b1716ce7a7d88ca10695ee8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe669bf32f8579b0d9bd626b1cd69cf37935d908ac2e3c4d6db2eee3f7b101d6
[INFO] running `Command { std: "docker" "start" "-a" "fe669bf32f8579b0d9bd626b1cd69cf37935d908ac2e3c4d6db2eee3f7b101d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling karma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `l` is never read
[INFO] [stdout]    --> src/lib.rs:195:17
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut l = 0i64;
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `N` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     N: i64,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `O` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O: i64,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `S` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let S = outputs.len() as i64;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "fe669bf32f8579b0d9bd626b1cd69cf37935d908ac2e3c4d6db2eee3f7b101d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe669bf32f8579b0d9bd626b1cd69cf37935d908ac2e3c4d6db2eee3f7b101d6", kill_on_drop: false }`
[INFO] [stdout] fe669bf32f8579b0d9bd626b1cd69cf37935d908ac2e3c4d6db2eee3f7b101d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b44eab0b7ce2c0957f929aaac797e16fcd7218cd3953bf6b651c79b5fb5c09a3
[INFO] running `Command { std: "docker" "start" "-a" "b44eab0b7ce2c0957f929aaac797e16fcd7218cd3953bf6b651c79b5fb5c09a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling karma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `l` is never read
[INFO] [stdout]    --> src/lib.rs:195:17
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut l = 0i64;
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `N` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     N: i64,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `O` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O: i64,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `S` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let S = outputs.len() as i64;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `testPool` should have a snake case name
[INFO] [stdout]   --> examples/foo.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let testPool = vec!["1,4-Butanediol", "1P-ETH-LAD", "1P-LSD", "2-Aminoindane", "2-FA", "2-FMA", "2-Fluorodeschloroketamine", "2-Oxo-P...
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `test_pool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `l` is never read
[INFO] [stdout]    --> src/lib.rs:195:17
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut l = 0i64;
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `N` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     N: i64,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `O` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O: i64,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `S` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let S = outputs.len() as i64;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "b44eab0b7ce2c0957f929aaac797e16fcd7218cd3953bf6b651c79b5fb5c09a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44eab0b7ce2c0957f929aaac797e16fcd7218cd3953bf6b651c79b5fb5c09a3", kill_on_drop: false }`
[INFO] [stdout] b44eab0b7ce2c0957f929aaac797e16fcd7218cd3953bf6b651c79b5fb5c09a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c8bda41ace8eaf8d0dc7ac6a57ce1d3725064d398e6d49949dfe9e72d35d2330
[INFO] running `Command { std: "docker" "start" "-a" "c8bda41ace8eaf8d0dc7ac6a57ce1d3725064d398e6d49949dfe9e72d35d2330", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `l` is never read
[INFO] [stderr]    --> src/lib.rs:195:17
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut l = 0i64;
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `N` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     N: i64,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `O` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     O: i64,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `S` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:174:13
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let S = outputs.len() as i64;
[INFO] [stderr]     |             ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stderr] 
[INFO] [stderr] warning: `karma` (lib) generated 4 warnings
[INFO] [stderr] warning: `karma` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: variable `testPool` should have a snake case name
[INFO] [stderr]   --> examples/foo.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let testPool = vec!["1,4-Butanediol", "1P-ETH-LAD", "1P-LSD", "2-Aminoindane", "2-FA", "2-FMA", "2-Fluorodeschloroketamine", "2-Oxo-P...
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `test_pool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `karma` (example "foo") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/karma-1cbf73547c11b0c8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::smoke ... 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] [stderr]    Doc-tests karma
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8bda41ace8eaf8d0dc7ac6a57ce1d3725064d398e6d49949dfe9e72d35d2330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8bda41ace8eaf8d0dc7ac6a57ce1d3725064d398e6d49949dfe9e72d35d2330", kill_on_drop: false }`
[INFO] [stdout] c8bda41ace8eaf8d0dc7ac6a57ce1d3725064d398e6d49949dfe9e72d35d2330