[INFO] fetching crate prange2 2.0.1...
[INFO] testing prange2-2.0.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate prange2 2.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate prange2 2.0.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prange2 2.0.1
[INFO] finished tweaking crates.io crate prange2 2.0.1
[INFO] tweaked toml for crates.io crate prange2 2.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad6ccb9e2ec550245f9b8fe66ab786893949a300efc7edb9639c86d05a1d1412
[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" "ad6ccb9e2ec550245f9b8fe66ab786893949a300efc7edb9639c86d05a1d1412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad6ccb9e2ec550245f9b8fe66ab786893949a300efc7edb9639c86d05a1d1412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6ccb9e2ec550245f9b8fe66ab786893949a300efc7edb9639c86d05a1d1412", kill_on_drop: false }`
[INFO] [stdout] ad6ccb9e2ec550245f9b8fe66ab786893949a300efc7edb9639c86d05a1d1412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 736cef3910593c2cd666fca9f7861a228239bf1ca00a4638282bfdf96353b5c4
[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" "736cef3910593c2cd666fca9f7861a228239bf1ca00a4638282bfdf96353b5c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling prange2 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:158:32
[INFO] [stdout]     |
[INFO] [stdout] 158 |             Integer(_, x) => x.description(),
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "736cef3910593c2cd666fca9f7861a228239bf1ca00a4638282bfdf96353b5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736cef3910593c2cd666fca9f7861a228239bf1ca00a4638282bfdf96353b5c4", kill_on_drop: false }`
[INFO] [stdout] 736cef3910593c2cd666fca9f7861a228239bf1ca00a4638282bfdf96353b5c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e71ca03ad89b597e7e9c16482d6632319c46244f36ed32692e4533b2cdefe0e0
[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" "e71ca03ad89b597e7e9c16482d6632319c46244f36ed32692e4533b2cdefe0e0", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:158:32
[INFO] [stdout]     |
[INFO] [stdout] 158 |             Integer(_, x) => x.description(),
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling prange2 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:158:32
[INFO] [stdout]     |
[INFO] [stdout] 158 |             Integer(_, x) => x.description(),
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "e71ca03ad89b597e7e9c16482d6632319c46244f36ed32692e4533b2cdefe0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71ca03ad89b597e7e9c16482d6632319c46244f36ed32692e4533b2cdefe0e0", kill_on_drop: false }`
[INFO] [stdout] e71ca03ad89b597e7e9c16482d6632319c46244f36ed32692e4533b2cdefe0e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04e5916eb1cc6d7f1b16244197f0a67c4ea50c2b88e001701a4df869fd5b44c4
[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" "04e5916eb1cc6d7f1b16244197f0a67c4ea50c2b88e001701a4df869fd5b44c4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] running 21 tests
[INFO] [stderr]    --> src/lib.rs:158:32
[INFO] [stdout] test test::parse_err_empty_range2 ... ok
[INFO] [stderr]     |
[INFO] [stdout] test test::parse_err_empty_range1 ... ok
[INFO] [stderr] 158 |             Integer(_, x) => x.description(),
[INFO] [stdout] test test::parse_err_empty_range4 ... ok
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stdout] test test::parse_empty ... ok
[INFO] [stderr]     |
[INFO] [stdout] test test::parse_err_empty_range3 ... ok
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] test test::parse_err_illegal_char2 ... ok
[INFO] [stderr] 
[INFO] [stdout] test test::parse_err_integer ... ok
[INFO] [stderr] warning: `prange2` (lib) generated 1 warning
[INFO] [stdout] test test::parse_err_invalid_range1 ... ok
[INFO] [stderr] warning: `prange2` (lib test) generated 1 warning (1 duplicate)
[INFO] [stdout] test test::parse_err_invalid_range3 ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] test test::parse_err_invalid_range2 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prange2-561029c27d6fbbf4)
[INFO] [stdout] test test::parse_one ... ok
[INFO] [stdout] test test::parse_open_left ... ok
[INFO] [stdout] test test::parse_three ... ok
[INFO] [stdout] test test::parse_open_right ... ok
[INFO] [stdout] test test::parse_err_illegal_char1 ... ok
[INFO] [stdout] test test::parse_one_mixed ... ok
[INFO] [stdout] test test::parse_three_mixed ... ok
[INFO] [stdout] test test::parse_three_range ... ok
[INFO] [stdout] test test::parse_err_invalid_range4 ... ok
[INFO] [stdout] test test::parse_one_range ... ok
[INFO] [stdout] test test::parse_intersection ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prange2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 24) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "04e5916eb1cc6d7f1b16244197f0a67c4ea50c2b88e001701a4df869fd5b44c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e5916eb1cc6d7f1b16244197f0a67c4ea50c2b88e001701a4df869fd5b44c4", kill_on_drop: false }`
[INFO] [stdout] 04e5916eb1cc6d7f1b16244197f0a67c4ea50c2b88e001701a4df869fd5b44c4